15878187

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:929

約数の個数: 40

約数和(自身を含む): 27076896

約数和(自身を除く): 11198709

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 887, 1053, 1377, 1989, 2661, 5967, 7983, 11531, 15079, 17901, 23949, 34593, 45237, 71847, 103779, 135711, 196027, 311337, 407133, 588081, 934011, 1221399, 1764243, 5292729, 15878187]

約数ペア:

[(1, 15878187), (3, 5292729), (9, 1764243), (13, 1221399), (17, 934011), (27, 588081), (39, 407133), (51, 311337), (81, 196027), (117, 135711), (153, 103779), (221, 71847), (351, 45237), (459, 34593), (663, 23949), (887, 17901), (1053, 15079), (1377, 11531), (1989, 7983), (2661, 5967)]