15405791

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 18016992

約数和(自身を除く): 2611201

約数列:

[1, 17, 23, 31, 41, 391, 527, 697, 713, 943, 961, 1271, 12121, 16031, 16337, 21607, 22103, 29233, 39401, 375751, 496961, 669817, 906223, 15405791]

約数ペア:

[(1, 15405791), (17, 906223), (23, 669817), (31, 496961), (41, 375751), (391, 39401), (527, 29233), (697, 22103), (713, 21607), (943, 16337), (961, 16031), (1271, 12121)]