15641121

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 22872960

約数和(自身を除く): 7231839

約数列:

[1, 3, 29, 37, 43, 87, 111, 113, 129, 339, 1073, 1247, 1591, 3219, 3277, 3741, 4181, 4773, 4859, 9831, 12543, 14577, 46139, 121249, 138417, 140911, 179783, 363747, 422733, 539349, 5213707, 15641121]

約数ペア:

[(1, 15641121), (3, 5213707), (29, 539349), (37, 422733), (43, 363747), (87, 179783), (111, 140911), (113, 138417), (129, 121249), (339, 46139), (1073, 14577), (1247, 12543), (1591, 9831), (3219, 4859), (3277, 4773), (3741, 4181)]