207870065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{2731}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 268959936

約数和(自身を除く): 61089871

約数列:

[1, 5, 13, 65, 1171, 2731, 5855, 13655, 15223, 35503, 76115, 177515, 3198001, 15990005, 41574013, 207870065]

約数ペア:

[(1, 207870065), (5, 41574013), (13, 15990005), (65, 3198001), (1171, 177515), (2731, 76115), (5855, 35503), (13655, 15223)]