197780778

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{93913}}^1$

素因数の和:93940

約数の個数: 40

約数和(自身を含む): 477270948

約数和(自身を除く): 279490170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 93913, 187826, 281739, 563478, 845217, 1220869, 1690434, 2441738, 2535651, 3662607, 5071302, 7325214, 7606953, 10987821, 15213906, 21975642, 32963463, 65926926, 98890389, 197780778]

約数ペア:

[(1, 197780778), (2, 98890389), (3, 65926926), (6, 32963463), (9, 21975642), (13, 15213906), (18, 10987821), (26, 7606953), (27, 7325214), (39, 5071302), (54, 3662607), (78, 2535651), (81, 2441738), (117, 1690434), (162, 1220869), (234, 845217), (351, 563478), (702, 281739), (1053, 187826), (2106, 93913)]