15907221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 25683840

約数和(自身を除く): 9776619

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 3919, 4059, 11757, 35271, 43109, 129327, 160679, 387981, 482037, 1446111, 1767469, 5302407, 15907221]

約数ペア:

[(1, 15907221), (3, 5302407), (9, 1767469), (11, 1446111), (33, 482037), (41, 387981), (99, 160679), (123, 129327), (369, 43109), (451, 35271), (1353, 11757), (3919, 4059)]