31775163

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 51555840

約数和(自身を除く): 19780677

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 679, 821, 1843, 2037, 2463, 5529, 5747, 12901, 15599, 17241, 38703, 46797, 79637, 109193, 238911, 327579, 557459, 1513103, 1672377, 4539309, 10591721, 31775163]

約数ペア:

[(1, 31775163), (3, 10591721), (7, 4539309), (19, 1672377), (21, 1513103), (57, 557459), (97, 327579), (133, 238911), (291, 109193), (399, 79637), (679, 46797), (821, 38703), (1843, 17241), (2037, 15599), (2463, 12901), (5529, 5747)]