158861885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3923}}^1$

素因数の和:4037

約数の個数: 32

約数和(自身を含む): 237323520

約数和(自身を除く): 78461635

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 3923, 5785, 8099, 19615, 27461, 40495, 50999, 137305, 254995, 349147, 356993, 1745735, 1784965, 2444029, 4538911, 12220145, 22694555, 31772377, 158861885]

約数ペア:

[(1, 158861885), (5, 31772377), (7, 22694555), (13, 12220145), (35, 4538911), (65, 2444029), (89, 1784965), (91, 1745735), (445, 356993), (455, 349147), (623, 254995), (1157, 137305), (3115, 50999), (3923, 40495), (5785, 27461), (8099, 19615)]