207782776

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 395208000

約数和(自身を除く): 187425224

約数列:

[1, 2, 4, 8, 109, 218, 239, 436, 478, 872, 956, 997, 1912, 1994, 3988, 7976, 26051, 52102, 104204, 108673, 208408, 217346, 238283, 434692, 476566, 869384, 953132, 1906264, 25972847, 51945694, 103891388, 207782776]

約数ペア:

[(1, 207782776), (2, 103891388), (4, 51945694), (8, 25972847), (109, 1906264), (218, 953132), (239, 869384), (436, 476566), (478, 434692), (872, 238283), (956, 217346), (997, 208408), (1912, 108673), (1994, 104204), (3988, 52102), (7976, 26051)]