81397602

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 216760320

約数和(自身を除く): 135362718

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 83, 99, 117, 127, 143, 166, 198, 234, 249, 254, 286, 297, 351, 381, 429, 498, 594, 702, 747, 762, 858, 913, 1079, 1143, 1287, 1397, 1494, 1651, 1826, 2158, 2241, 2286, 2574, 2739, 2794, 3237, 3302, 3429, 3861, 4191, 4482, 4953, 5478, 6474, 6858, 7722, 8217, 8382, 9711, 9906, 10541, 11869, 12573, 14859, 16434, 18161, 19422, 21082, 23738, 24651, 25146, 29133, 29718, 31623, 35607, 36322, 37719, 44577, 49302, 54483, 58266, 63246, 71214, 75438, 89154, 94869, 106821, 108966, 115951, 137033, 163449, 189738, 213642, 231902, 274066, 284607, 320463, 326898, 347853, 411099, 490347, 569214, 640926, 695706, 822198, 980694, 1043559, 1233297, 1507363, 2087118, 2466594, 3014726, 3130677, 3699891, 4522089, 6261354, 7399782, 9044178, 13566267, 27132534, 40698801, 81397602]

約数ペア:

[(1, 81397602), (2, 40698801), (3, 27132534), (6, 13566267), (9, 9044178), (11, 7399782), (13, 6261354), (18, 4522089), (22, 3699891), (26, 3130677), (27, 3014726), (33, 2466594), (39, 2087118), (54, 1507363), (66, 1233297), (78, 1043559), (83, 980694), (99, 822198), (117, 695706), (127, 640926), (143, 569214), (166, 490347), (198, 411099), (234, 347853), (249, 326898), (254, 320463), (286, 284607), (297, 274066), (351, 231902), (381, 213642), (429, 189738), (498, 163449), (594, 137033), (702, 115951), (747, 108966), (762, 106821), (858, 94869), (913, 89154), (1079, 75438), (1143, 71214), (1287, 63246), (1397, 58266), (1494, 54483), (1651, 49302), (1826, 44577), (2158, 37719), (2241, 36322), (2286, 35607), (2574, 31623), (2739, 29718), (2794, 29133), (3237, 25146), (3302, 24651), (3429, 23738), (3861, 21082), (4191, 19422), (4482, 18161), (4953, 16434), (5478, 14859), (6474, 12573), (6858, 11869), (7722, 10541), (8217, 9906), (8382, 9711)]