28979118

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 77366016

約数和(自身を除く): 48386898

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 83, 102, 119, 126, 153, 163, 166, 238, 249, 306, 326, 357, 489, 498, 581, 714, 747, 978, 1071, 1141, 1162, 1411, 1467, 1494, 1743, 2142, 2282, 2771, 2822, 2934, 3423, 3486, 4233, 5229, 5542, 6846, 8313, 8466, 9877, 10269, 10458, 12699, 13529, 16626, 19397, 19754, 20538, 24939, 25398, 27058, 29631, 38794, 40587, 49878, 58191, 59262, 81174, 88893, 94703, 116382, 121761, 174573, 177786, 189406, 229993, 243522, 284109, 349146, 459986, 568218, 689979, 852327, 1379958, 1609951, 1704654, 2069937, 3219902, 4139874, 4829853, 9659706, 14489559, 28979118]

約数ペア:

[(1, 28979118), (2, 14489559), (3, 9659706), (6, 4829853), (7, 4139874), (9, 3219902), (14, 2069937), (17, 1704654), (18, 1609951), (21, 1379958), (34, 852327), (42, 689979), (51, 568218), (63, 459986), (83, 349146), (102, 284109), (119, 243522), (126, 229993), (153, 189406), (163, 177786), (166, 174573), (238, 121761), (249, 116382), (306, 94703), (326, 88893), (357, 81174), (489, 59262), (498, 58191), (581, 49878), (714, 40587), (747, 38794), (978, 29631), (1071, 27058), (1141, 25398), (1162, 24939), (1411, 20538), (1467, 19754), (1494, 19397), (1743, 16626), (2142, 13529), (2282, 12699), (2771, 10458), (2822, 10269), (2934, 9877), (3423, 8466), (3486, 8313), (4233, 6846), (5229, 5542)]