1257856

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 2594880

約数和(自身を除く): 1337024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 317, 496, 634, 992, 1268, 1984, 2536, 3968, 5072, 9827, 10144, 19654, 20288, 39308, 40576, 78616, 157232, 314464, 628928, 1257856]

約数ペア:

[(1, 1257856), (2, 628928), (4, 314464), (8, 157232), (16, 78616), (31, 40576), (32, 39308), (62, 20288), (64, 19654), (124, 10144), (128, 9827), (248, 5072), (317, 3968), (496, 2536), (634, 1984), (992, 1268)]