220171315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5437}}^1$

素因数の和:5551

約数の個数: 32

約数和(自身を含む): 328890240

約数和(自身を除く): 108718925

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 5437, 5785, 8099, 27185, 38059, 40495, 70681, 190295, 353405, 483893, 494767, 2419465, 2473835, 3387251, 6290609, 16936255, 31453045, 44034263, 220171315]

約数ペア:

[(1, 220171315), (5, 44034263), (7, 31453045), (13, 16936255), (35, 6290609), (65, 3387251), (89, 2473835), (91, 2419465), (445, 494767), (455, 483893), (623, 353405), (1157, 190295), (3115, 70681), (5437, 40495), (5785, 38059), (8099, 27185)]