90719079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 136581120

約数和(自身を除く): 45862041

約数列:

[1, 3, 11, 33, 37, 111, 191, 389, 407, 573, 1167, 1221, 2101, 4279, 6303, 7067, 12837, 14393, 21201, 43179, 74299, 77737, 158323, 222897, 233211, 474969, 817289, 2451867, 2749063, 8247189, 30239693, 90719079]

約数ペア:

[(1, 90719079), (3, 30239693), (11, 8247189), (33, 2749063), (37, 2451867), (111, 817289), (191, 474969), (389, 233211), (407, 222897), (573, 158323), (1167, 77737), (1221, 74299), (2101, 43179), (4279, 21201), (6303, 14393), (7067, 12837)]