261928864

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{64451}}^1$

素因数の和:64588

約数の個数: 24

約数和(自身を含む): 519740928

約数和(自身を除く): 257812064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 64451, 128902, 257804, 515608, 1031216, 2062432, 8185277, 16370554, 32741108, 65482216, 130964432, 261928864]

約数ペア:

[(1, 261928864), (2, 130964432), (4, 65482216), (8, 32741108), (16, 16370554), (32, 8185277), (127, 2062432), (254, 1031216), (508, 515608), (1016, 257804), (2032, 128902), (4064, 64451)]