16621065

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 31726080

約数和(自身を除く): 15105015

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 53, 69, 101, 115, 135, 159, 207, 265, 303, 345, 477, 505, 621, 795, 909, 1035, 1219, 1431, 1515, 2323, 2385, 2727, 3105, 3657, 4545, 5353, 6095, 6969, 7155, 10971, 11615, 13635, 16059, 18285, 20907, 26765, 32913, 34845, 48177, 54855, 62721, 80295, 104535, 123119, 144531, 164565, 240885, 313605, 369357, 615595, 722655, 1108071, 1846785, 3324213, 5540355, 16621065]

約数ペア:

[(1, 16621065), (3, 5540355), (5, 3324213), (9, 1846785), (15, 1108071), (23, 722655), (27, 615595), (45, 369357), (53, 313605), (69, 240885), (101, 164565), (115, 144531), (135, 123119), (159, 104535), (207, 80295), (265, 62721), (303, 54855), (345, 48177), (477, 34845), (505, 32913), (621, 26765), (795, 20907), (909, 18285), (1035, 16059), (1219, 13635), (1431, 11615), (1515, 10971), (2323, 7155), (2385, 6969), (2727, 6095), (3105, 5353), (3657, 4545)]