256021914

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{4703}}^1$

素因数の和:4962

約数の個数: 32

約数和(自身を含む): 526546944

約数和(自身を除く): 270525030

約数列:

[1, 2, 3, 6, 43, 86, 129, 211, 258, 422, 633, 1266, 4703, 9073, 9406, 14109, 18146, 27219, 28218, 54438, 202229, 404458, 606687, 992333, 1213374, 1984666, 2976999, 5953998, 42670319, 85340638, 128010957, 256021914]

約数ペア:

[(1, 256021914), (2, 128010957), (3, 85340638), (6, 42670319), (43, 5953998), (86, 2976999), (129, 1984666), (211, 1213374), (258, 992333), (422, 606687), (633, 404458), (1266, 202229), (4703, 54438), (9073, 28218), (9406, 27219), (14109, 18146)]