647380796

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{937}}^1\times {\mathrm{3259}}^1$

素因数の和:4253

約数の個数: 24

約数和(自身を含む): 1155878640

約数和(自身を除く): 508497844

約数列:

[1, 2, 4, 53, 106, 212, 937, 1874, 3259, 3748, 6518, 13036, 49661, 99322, 172727, 198644, 345454, 690908, 3053683, 6107366, 12214732, 161845199, 323690398, 647380796]

約数ペア:

[(1, 647380796), (2, 323690398), (4, 161845199), (53, 12214732), (106, 6107366), (212, 3053683), (937, 690908), (1874, 345454), (3259, 198644), (3748, 172727), (6518, 99322), (13036, 49661)]