172820414

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{1063}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 288684480

約数和(自身を除く): 115864066

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1063, 2126, 2197, 4394, 6253, 12506, 13819, 27638, 39331, 78662, 81289, 162578, 179647, 359294, 511303, 1022606, 2335411, 4670822, 6646939, 13293878, 86410207, 172820414]

約数ペア:

[(1, 172820414), (2, 86410207), (13, 13293878), (26, 6646939), (37, 4670822), (74, 2335411), (169, 1022606), (338, 511303), (481, 359294), (962, 179647), (1063, 162578), (2126, 81289), (2197, 78662), (4394, 39331), (6253, 27638), (12506, 13819)]