90719566

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5591}}^1$

素因数の和:5680

約数の個数: 32

約数和(自身を含む): 166417920

約数和(自身を除く): 75698354

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 5591, 8113, 11182, 16226, 39137, 78274, 106229, 212458, 341051, 682102, 743603, 1487206, 2387357, 4774714, 6479969, 12959938, 45359783, 90719566]

約数ペア:

[(1, 90719566), (2, 45359783), (7, 12959938), (14, 6479969), (19, 4774714), (38, 2387357), (61, 1487206), (122, 743603), (133, 682102), (266, 341051), (427, 212458), (854, 106229), (1159, 78274), (2318, 39137), (5591, 16226), (8113, 11182)]