505538930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3888761}}^1$

素因数の和:3888781

約数の個数: 16

約数和(自身を含む): 979968024

約数和(自身を除く): 474429094

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3888761, 7777522, 19443805, 38887610, 50553893, 101107786, 252769465, 505538930]

約数ペア:

[(1, 505538930), (2, 252769465), (5, 101107786), (10, 50553893), (13, 38887610), (26, 19443805), (65, 7777522), (130, 3888761)]