15240267

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5147}}^1$

素因数の和:5207

約数の個数: 24

約数和(自身を含む): 25698816

約数和(自身を除く): 10458549

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 5147, 15441, 36029, 46323, 108087, 241909, 324261, 725727, 1693363, 2177181, 5080089, 15240267]

約数ペア:

[(1, 15240267), (3, 5080089), (7, 2177181), (9, 1693363), (21, 725727), (47, 324261), (63, 241909), (141, 108087), (329, 46323), (423, 36029), (987, 15441), (2961, 5147)]