75018015

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12923}}^1$

素因数の和:12980

約数の個数: 32

約数和(自身を含む): 136477440

約数和(自身を除く): 61459425

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 12923, 38769, 64615, 116307, 193845, 348921, 555689, 581535, 1667067, 1744605, 2778445, 5001201, 8335335, 15003603, 25006005, 75018015]

約数ペア:

[(1, 75018015), (3, 25006005), (5, 15003603), (9, 8335335), (15, 5001201), (27, 2778445), (43, 1744605), (45, 1667067), (129, 581535), (135, 555689), (215, 348921), (387, 193845), (645, 116307), (1161, 64615), (1935, 38769), (5805, 12923)]