515684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 997248

約数和(自身を除く): 481564

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 211, 422, 611, 844, 1222, 2444, 2743, 5486, 9917, 10972, 19834, 39668, 128921, 257842, 515684]

約数ペア:

[(1, 515684), (2, 257842), (4, 128921), (13, 39668), (26, 19834), (47, 10972), (52, 9917), (94, 5486), (188, 2743), (211, 2444), (422, 1222), (611, 844)]