157307545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 206502912

約数和(自身を除く): 49195367

約数列:

[1, 5, 17, 43, 85, 193, 215, 223, 731, 965, 1115, 3281, 3655, 3791, 8299, 9589, 16405, 18955, 41495, 43039, 47945, 141083, 163013, 215195, 705415, 731663, 815065, 1850677, 3658315, 9253385, 31461509, 157307545]

約数ペア:

[(1, 157307545), (5, 31461509), (17, 9253385), (43, 3658315), (85, 1850677), (193, 815065), (215, 731663), (223, 705415), (731, 215195), (965, 163013), (1115, 141083), (3281, 47945), (3655, 43039), (3791, 41495), (8299, 18955), (9589, 16405)]