157127805

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{81203}}^1$

素因数の和:81257

約数の個数: 24

約数和(自身を含む): 278692128

約数和(自身を除く): 121564323

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 81203, 243609, 406015, 730827, 1218045, 3491729, 3654135, 10475187, 17458645, 31425561, 52375935, 157127805]

約数ペア:

[(1, 157127805), (3, 52375935), (5, 31425561), (9, 17458645), (15, 10475187), (43, 3654135), (45, 3491729), (129, 1218045), (215, 730827), (387, 406015), (645, 243609), (1935, 81203)]