68765428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1327

約数の個数: 24

約数和(自身を含む): 123532640

約数和(自身を除く): 54767212

約数列:

[1, 2, 4, 43, 86, 172, 541, 739, 1082, 1478, 2164, 2956, 23263, 31777, 46526, 63554, 93052, 127108, 399799, 799598, 1599196, 17191357, 34382714, 68765428]

約数ペア:

[(1, 68765428), (2, 34382714), (4, 17191357), (43, 1599196), (86, 799598), (172, 399799), (541, 127108), (739, 93052), (1082, 63554), (1478, 46526), (2164, 31777), (2956, 23263)]