168319216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21871}}^1$

素因数の和:21929

約数の個数: 40

約数和(自身を含む): 360713024

約数和(自身を除く): 192393808

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 21871, 43742, 87484, 174968, 284323, 349936, 568646, 809227, 1137292, 1618454, 2274584, 3236908, 4549168, 6473816, 10519951, 12947632, 21039902, 42079804, 84159608, 168319216]

約数ペア:

[(1, 168319216), (2, 84159608), (4, 42079804), (8, 21039902), (13, 12947632), (16, 10519951), (26, 6473816), (37, 4549168), (52, 3236908), (74, 2274584), (104, 1618454), (148, 1137292), (208, 809227), (296, 568646), (481, 349936), (592, 284323), (962, 174968), (1924, 87484), (3848, 43742), (7696, 21871)]