290438019

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{7247}}^1$

素因数の和:7387

約数の個数: 24

約数和(自身を含む): 432299712

約数和(自身を除く): 141861693

約数列:

[1, 3, 9, 61, 73, 183, 219, 549, 657, 4453, 7247, 13359, 21741, 40077, 65223, 442067, 529031, 1326201, 1587093, 3978603, 4761279, 32270891, 96812673, 290438019]

約数ペア:

[(1, 290438019), (3, 96812673), (9, 32270891), (61, 4761279), (73, 3978603), (183, 1587093), (219, 1326201), (549, 529031), (657, 442067), (4453, 65223), (7247, 40077), (13359, 21741)]