131444624

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{103991}}^1$

素因数の和:104078

約数の個数: 20

約数和(自身を含む): 257900160

約数和(自身を除く): 126455536

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 103991, 207982, 415964, 831928, 1663856, 8215289, 16430578, 32861156, 65722312, 131444624]

約数ペア:

[(1, 131444624), (2, 65722312), (4, 32861156), (8, 16430578), (16, 8215289), (79, 1663856), (158, 831928), (316, 415964), (632, 207982), (1264, 103991)]