198782168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61657}}^1$

素因数の和:61707

約数の個数: 32

約数和(自身を含む): 414341760

約数和(自身を除く): 215559592

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 61657, 123314, 246628, 493256, 801541, 1603082, 1911367, 3206164, 3822734, 6412328, 7645468, 15290936, 24847771, 49695542, 99391084, 198782168]

約数ペア:

[(1, 198782168), (2, 99391084), (4, 49695542), (8, 24847771), (13, 15290936), (26, 7645468), (31, 6412328), (52, 3822734), (62, 3206164), (104, 1911367), (124, 1603082), (248, 801541), (403, 493256), (806, 246628), (1612, 123314), (3224, 61657)]