72903688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{63727}}^1$

素因数の和:63757

約数の個数: 32

約数和(自身を含む): 160594560

約数和(自身を除く): 87690872

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 63727, 127454, 254908, 509816, 700997, 828451, 1401994, 1656902, 2803988, 3313804, 5607976, 6627608, 9112961, 18225922, 36451844, 72903688]

約数ペア:

[(1, 72903688), (2, 36451844), (4, 18225922), (8, 9112961), (11, 6627608), (13, 5607976), (22, 3313804), (26, 2803988), (44, 1656902), (52, 1401994), (88, 828451), (104, 700997), (143, 509816), (286, 254908), (572, 127454), (1144, 63727)]