978889716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2753}}^1$

素因数の和:2870

約数の個数: 144

約数和(自身を含む): 3031426944

約数和(自身を除く): 2052537228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 83, 84, 102, 119, 126, 153, 166, 204, 238, 249, 252, 306, 332, 357, 476, 498, 581, 612, 714, 747, 996, 1071, 1162, 1411, 1428, 1494, 1743, 2142, 2324, 2753, 2822, 2988, 3486, 4233, 4284, 5229, 5506, 5644, 6972, 8259, 8466, 9877, 10458, 11012, 12699, 16518, 16932, 19271, 19754, 20916, 24777, 25398, 29631, 33036, 38542, 39508, 46801, 49554, 50796, 57813, 59262, 77084, 88893, 93602, 99108, 115626, 118524, 140403, 173439, 177786, 187204, 228499, 231252, 280806, 327607, 346878, 355572, 421209, 456998, 561612, 655214, 685497, 693756, 842418, 913996, 982821, 1310428, 1370994, 1599493, 1684836, 1965642, 2056491, 2741988, 2948463, 3198986, 3884483, 3931284, 4112982, 4798479, 5896926, 6397972, 7768966, 8225964, 9596958, 11653449, 11793852, 14395437, 15537932, 19193916, 23306898, 27191381, 28790874, 34960347, 46613796, 54382762, 57581748, 69920694, 81574143, 108765524, 139841388, 163148286, 244722429, 326296572, 489444858, 978889716]

約数ペア:

[(1, 978889716), (2, 489444858), (3, 326296572), (4, 244722429), (6, 163148286), (7, 139841388), (9, 108765524), (12, 81574143), (14, 69920694), (17, 57581748), (18, 54382762), (21, 46613796), (28, 34960347), (34, 28790874), (36, 27191381), (42, 23306898), (51, 19193916), (63, 15537932), (68, 14395437), (83, 11793852), (84, 11653449), (102, 9596958), (119, 8225964), (126, 7768966), (153, 6397972), (166, 5896926), (204, 4798479), (238, 4112982), (249, 3931284), (252, 3884483), (306, 3198986), (332, 2948463), (357, 2741988), (476, 2056491), (498, 1965642), (581, 1684836), (612, 1599493), (714, 1370994), (747, 1310428), (996, 982821), (1071, 913996), (1162, 842418), (1411, 693756), (1428, 685497), (1494, 655214), (1743, 561612), (2142, 456998), (2324, 421209), (2753, 355572), (2822, 346878), (2988, 327607), (3486, 280806), (4233, 231252), (4284, 228499), (5229, 187204), (5506, 177786), (5644, 173439), (6972, 140403), (8259, 118524), (8466, 115626), (9877, 99108), (10458, 93602), (11012, 88893), (12699, 77084), (16518, 59262), (16932, 57813), (19271, 50796), (19754, 49554), (20916, 46801), (24777, 39508), (25398, 38542), (29631, 33036)]