123678944

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2251}}^1$

素因数の和:2379

約数の個数: 48

約数和(自身を含む): 260484336

約数和(自身を除く): 136805392

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 101, 136, 202, 272, 404, 544, 808, 1616, 1717, 2251, 3232, 3434, 4502, 6868, 9004, 13736, 18008, 27472, 36016, 38267, 54944, 72032, 76534, 153068, 227351, 306136, 454702, 612272, 909404, 1224544, 1818808, 3637616, 3864967, 7275232, 7729934, 15459868, 30919736, 61839472, 123678944]

約数ペア:

[(1, 123678944), (2, 61839472), (4, 30919736), (8, 15459868), (16, 7729934), (17, 7275232), (32, 3864967), (34, 3637616), (68, 1818808), (101, 1224544), (136, 909404), (202, 612272), (272, 454702), (404, 306136), (544, 227351), (808, 153068), (1616, 76534), (1717, 72032), (2251, 54944), (3232, 38267), (3434, 36016), (4502, 27472), (6868, 18008), (9004, 13736)]