31143916

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 55951280

約数和(自身を除く): 24807364

約数列:

[1, 2, 4, 61, 109, 122, 218, 244, 436, 1171, 2342, 4684, 6649, 13298, 26596, 71431, 127639, 142862, 255278, 285724, 510556, 7785979, 15571958, 31143916]

約数ペア:

[(1, 31143916), (2, 15571958), (4, 7785979), (61, 510556), (109, 285724), (122, 255278), (218, 142862), (244, 127639), (436, 71431), (1171, 26596), (2342, 13298), (4684, 6649)]