660608

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 1420860

約数和(自身を除く): 760252

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 397, 416, 794, 832, 1588, 1664, 3176, 5161, 6352, 10322, 12704, 20644, 25408, 41288, 50816, 82576, 165152, 330304, 660608]

約数ペア:

[(1, 660608), (2, 330304), (4, 165152), (8, 82576), (13, 50816), (16, 41288), (26, 25408), (32, 20644), (52, 12704), (64, 10322), (104, 6352), (128, 5161), (208, 3176), (397, 1664), (416, 1588), (794, 832)]