31974943

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1927

約数の個数: 32

約数和(自身を含む): 45480960

約数和(自身を除く): 13506017

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 1879, 2431, 13153, 17017, 20669, 24427, 31943, 144683, 170989, 223601, 268697, 351373, 415259, 1880879, 2459611, 2906813, 4567849, 31974943]

約数ペア:

[(1, 31974943), (7, 4567849), (11, 2906813), (13, 2459611), (17, 1880879), (77, 415259), (91, 351373), (119, 268697), (143, 223601), (187, 170989), (221, 144683), (1001, 31943), (1309, 24427), (1547, 20669), (1879, 17017), (2431, 13153)]