205697576

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{7481}}^1$

素因数の和:7985

約数の個数: 32

約数和(自身を含む): 441737280

約数和(自身を除く): 236039704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1964, 3437, 3928, 6874, 7481, 13748, 14962, 27496, 29924, 52367, 59848, 104734, 209468, 418936, 3673171, 7346342, 14692684, 25712197, 29385368, 51424394, 102848788, 205697576]

約数ペア:

[(1, 205697576), (2, 102848788), (4, 51424394), (7, 29385368), (8, 25712197), (14, 14692684), (28, 7346342), (56, 3673171), (491, 418936), (982, 209468), (1964, 104734), (3437, 59848), (3928, 52367), (6874, 29924), (7481, 27496), (13748, 14962)]