668512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1630

約数の個数: 24

約数和(自身を含む): 1418256

約数和(自身を除く): 749744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1607, 3214, 6428, 12856, 20891, 25712, 41782, 51424, 83564, 167128, 334256, 668512]

約数ペア:

[(1, 668512), (2, 334256), (4, 167128), (8, 83564), (13, 51424), (16, 41782), (26, 25712), (32, 20891), (52, 12856), (104, 6428), (208, 3214), (416, 1607)]