31472133

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3323}}^1$

素因数の和:3385

約数の個数: 32

約数和(自身を含む): 53609472

約数和(自身を除く): 22137339

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 861, 1353, 3157, 3323, 9471, 9969, 23261, 36553, 69783, 109659, 136243, 255871, 408729, 767613, 953701, 1498673, 2861103, 4496019, 10490711, 31472133]

約数ペア:

[(1, 31472133), (3, 10490711), (7, 4496019), (11, 2861103), (21, 1498673), (33, 953701), (41, 767613), (77, 408729), (123, 255871), (231, 136243), (287, 109659), (451, 69783), (861, 36553), (1353, 23261), (3157, 9969), (3323, 9471)]