2805556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 5335904

約数和(自身を除く): 2530348

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 331, 652, 662, 1324, 2119, 4238, 4303, 8476, 8606, 17212, 53953, 107906, 215812, 701389, 1402778, 2805556]

約数ペア:

[(1, 2805556), (2, 1402778), (4, 701389), (13, 215812), (26, 107906), (52, 53953), (163, 17212), (326, 8606), (331, 8476), (652, 4303), (662, 4238), (1324, 2119)]