290413585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{3323}}^1$

素因数の和:3573

約数の個数: 32

約数和(自身を含む): 436534272

約数和(自身を除く): 146120687

約数列:

[1, 5, 7, 11, 35, 55, 77, 227, 385, 1135, 1589, 2497, 3323, 7945, 12485, 16615, 17479, 23261, 36553, 87395, 116305, 182765, 255871, 754321, 1279355, 3771605, 5280247, 8297531, 26401235, 41487655, 58082717, 290413585]

約数ペア:

[(1, 290413585), (5, 58082717), (7, 41487655), (11, 26401235), (35, 8297531), (55, 5280247), (77, 3771605), (227, 1279355), (385, 754321), (1135, 255871), (1589, 182765), (2497, 116305), (3323, 87395), (7945, 36553), (12485, 23261), (16615, 17479)]