161557795

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{40849}}^1$

素因数の和:40974

約数の個数: 16

約数和(自身を含む): 223531200

約数和(自身を除く): 61973405

約数列:

[1, 5, 7, 35, 113, 565, 791, 3955, 40849, 204245, 285943, 1429715, 4615937, 23079685, 32311559, 161557795]

約数ペア:

[(1, 161557795), (5, 32311559), (7, 23079685), (35, 4615937), (113, 1429715), (565, 285943), (791, 204245), (3955, 40849)]