1821326975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{5701}}^1$

素因数の和:6707

約数の個数: 24

約数和(自身を含む): 2435073312

約数和(自身を除く): 613746337

約数列:

[1, 5, 13, 25, 65, 325, 983, 4915, 5701, 12779, 24575, 28505, 63895, 74113, 142525, 319475, 370565, 1852825, 5604083, 28020415, 72853079, 140102075, 364265395, 1821326975]

約数ペア:

[(1, 1821326975), (5, 364265395), (13, 140102075), (25, 72853079), (65, 28020415), (325, 5604083), (983, 1852825), (4915, 370565), (5701, 319475), (12779, 142525), (24575, 74113), (28505, 63895)]