31541818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6607}}^1$

素因数の和:6658

約数の個数: 32

約数和(自身を含む): 60899328

約数和(自身を除く): 29357510

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 6607, 13214, 46249, 72677, 92498, 145354, 204817, 409634, 508739, 1017478, 1433719, 2252987, 2867438, 4505974, 15770909, 31541818]

約数ペア:

[(1, 31541818), (2, 15770909), (7, 4505974), (11, 2867438), (14, 2252987), (22, 1433719), (31, 1017478), (62, 508739), (77, 409634), (154, 204817), (217, 145354), (341, 92498), (434, 72677), (682, 46249), (2387, 13214), (4774, 6607)]