4170985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 6289920

約数和(自身を除く): 2118935

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 103, 445, 455, 515, 623, 721, 1157, 1339, 3115, 3605, 5785, 6695, 8099, 9167, 9373, 40495, 45835, 46865, 64169, 119171, 320845, 595855, 834197, 4170985]

約数ペア:

[(1, 4170985), (5, 834197), (7, 595855), (13, 320845), (35, 119171), (65, 64169), (89, 46865), (91, 45835), (103, 40495), (445, 9373), (455, 9167), (515, 8099), (623, 6695), (721, 5785), (1157, 3605), (1339, 3115)]