556673055

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1\times {\mathrm{1249}}^1$

素因数の和:1991

約数の個数: 32

約数和(自身を含む): 913440000

約数和(自身を除く): 356766945

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 691, 1249, 2073, 3455, 3747, 6245, 10365, 18735, 29713, 53707, 89139, 148565, 161121, 268535, 445695, 805605, 863059, 2589177, 4315295, 12945885, 37111537, 111334611, 185557685, 556673055]

約数ペア:

[(1, 556673055), (3, 185557685), (5, 111334611), (15, 37111537), (43, 12945885), (129, 4315295), (215, 2589177), (645, 863059), (691, 805605), (1249, 445695), (2073, 268535), (3455, 161121), (3747, 148565), (6245, 89139), (10365, 53707), (18735, 29713)]