15891381

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3733}}^1$

素因数の和:3793

約数の個数: 24

約数和(自身を含む): 25630176

約数和(自身を除く): 9738795

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 3733, 4257, 11199, 33597, 41063, 123189, 160519, 369567, 481557, 1444671, 1765709, 5297127, 15891381]

約数ペア:

[(1, 15891381), (3, 5297127), (9, 1765709), (11, 1444671), (33, 481557), (43, 369567), (99, 160519), (129, 123189), (387, 41063), (473, 33597), (1419, 11199), (3733, 4257)]