406585985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{41981}}^1$

素因数の和:42148

約数の個数: 16

約数和(自身を含む): 528973200

約数和(自身を除く): 122387215

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 41981, 209905, 545753, 2728765, 6255169, 31275845, 81317197, 406585985]

約数ペア:

[(1, 406585985), (5, 81317197), (13, 31275845), (65, 6255169), (149, 2728765), (745, 545753), (1937, 209905), (9685, 41981)]