8401211

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 11235840

約数和(自身を除く): 2834629

約数列:

[1, 7, 13, 19, 43, 91, 113, 133, 247, 301, 559, 791, 817, 1469, 1729, 2147, 3913, 4859, 5719, 10283, 10621, 15029, 27911, 34013, 63167, 74347, 92321, 195377, 442169, 646247, 1200173, 8401211]

約数ペア:

[(1, 8401211), (7, 1200173), (13, 646247), (19, 442169), (43, 195377), (91, 92321), (113, 74347), (133, 63167), (247, 34013), (301, 27911), (559, 15029), (791, 10621), (817, 10283), (1469, 5719), (1729, 4859), (2147, 3913)]