201252155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{99877}}^1$

素因数の和:99926

約数の個数: 16

約数和(自身を含む): 268472064

約数和(自身を除く): 67219909

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 99877, 499385, 1298401, 3096187, 6492005, 15480935, 40250431, 201252155]

約数ペア:

[(1, 201252155), (5, 40250431), (13, 15480935), (31, 6492005), (65, 3096187), (155, 1298401), (403, 499385), (2015, 99877)]