31704309

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38711}}^1$

素因数の和:38737

約数の個数: 24

約数和(自身を含む): 56364672

約数和(自身を除く): 24660363

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 38711, 116133, 270977, 348399, 503243, 812931, 1509729, 2438793, 3522701, 4529187, 10568103, 31704309]

約数ペア:

[(1, 31704309), (3, 10568103), (7, 4529187), (9, 3522701), (13, 2438793), (21, 1509729), (39, 812931), (63, 503243), (91, 348399), (117, 270977), (273, 116133), (819, 38711)]