487991528

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{2543}}^1$

素因数の和:2666

約数の個数: 48

約数和(自身を含む): 984070080

約数和(自身を除く): 496078552

約数列:

[1, 2, 4, 8, 17, 34, 68, 83, 136, 166, 289, 332, 578, 664, 1156, 1411, 2312, 2543, 2822, 5086, 5644, 10172, 11288, 20344, 23987, 43231, 47974, 86462, 95948, 172924, 191896, 211069, 345848, 422138, 734927, 844276, 1469854, 1688552, 2939708, 3588173, 5879416, 7176346, 14352692, 28705384, 60998941, 121997882, 243995764, 487991528]

約数ペア:

[(1, 487991528), (2, 243995764), (4, 121997882), (8, 60998941), (17, 28705384), (34, 14352692), (68, 7176346), (83, 5879416), (136, 3588173), (166, 2939708), (289, 1688552), (332, 1469854), (578, 844276), (664, 734927), (1156, 422138), (1411, 345848), (2312, 211069), (2543, 191896), (2822, 172924), (5086, 95948), (5644, 86462), (10172, 47974), (11288, 43231), (20344, 23987)]