221336692565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{80471}}^1\times {\mathrm{32359}}^1$

素因数の和:112852

約数の個数: 16

約数和(自身を含む): 281239983360

約数和(自身を除く): 59903290795

約数列:

[1, 5, 17, 85, 32359, 80471, 161795, 402355, 550103, 1368007, 2750515, 6840035, 2603961089, 13019805445, 44267338513, 221336692565]

約数ペア:

[(1, 221336692565), (5, 44267338513), (17, 13019805445), (85, 2603961089), (32359, 6840035), (80471, 2750515), (161795, 1368007), (402355, 550103)]