71290005

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 116290944

約数和(自身を除く): 45000939

約数列:

[1, 3, 5, 15, 113, 137, 307, 339, 411, 565, 685, 921, 1535, 1695, 2055, 4605, 15481, 34691, 42059, 46443, 77405, 104073, 126177, 173455, 210295, 232215, 520365, 630885, 4752667, 14258001, 23763335, 71290005]

約数ペア:

[(1, 71290005), (3, 23763335), (5, 14258001), (15, 4752667), (113, 630885), (137, 520365), (307, 232215), (339, 210295), (411, 173455), (565, 126177), (685, 104073), (921, 77405), (1535, 46443), (1695, 42059), (2055, 34691), (4605, 15481)]