128367472

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{773}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 253952496

約数和(自身を除く): 125585024

約数列:

[1, 2, 4, 8, 16, 97, 107, 194, 214, 388, 428, 773, 776, 856, 1546, 1552, 1712, 3092, 6184, 10379, 12368, 20758, 41516, 74981, 82711, 83032, 149962, 165422, 166064, 299924, 330844, 599848, 661688, 1199696, 1323376, 8022967, 16045934, 32091868, 64183736, 128367472]

約数ペア:

[(1, 128367472), (2, 64183736), (4, 32091868), (8, 16045934), (16, 8022967), (97, 1323376), (107, 1199696), (194, 661688), (214, 599848), (388, 330844), (428, 299924), (773, 166064), (776, 165422), (856, 149962), (1546, 83032), (1552, 82711), (1712, 74981), (3092, 41516), (6184, 20758), (10379, 12368)]