4004968185

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{689917}}^1$

素因数の和:689974

約数の個数: 32

約数和(自身を含む): 7285534080

約数和(自身を除く): 3280565895

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 689917, 2069751, 3449585, 6209253, 10348755, 18627759, 29666431, 31046265, 88999293, 93138795, 148332155, 266997879, 444996465, 800993637, 1334989395, 4004968185]

約数ペア:

[(1, 4004968185), (3, 1334989395), (5, 800993637), (9, 444996465), (15, 266997879), (27, 148332155), (43, 93138795), (45, 88999293), (129, 31046265), (135, 29666431), (215, 18627759), (387, 10348755), (645, 6209253), (1161, 3449585), (1935, 2069751), (5805, 689917)]