15490871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 18434304

約数和(自身を除く): 2943433

約数列:

[1, 11, 19, 47, 83, 209, 361, 517, 893, 913, 1577, 3901, 3971, 9823, 16967, 17347, 29963, 42911, 74119, 186637, 329593, 815309, 1408261, 15490871]

約数ペア:

[(1, 15490871), (11, 1408261), (19, 815309), (47, 329593), (83, 186637), (209, 74119), (361, 42911), (517, 29963), (893, 17347), (913, 16967), (1577, 9823), (3901, 3971)]