53317985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 76204032

約数和(自身を除く): 22886047

約数列:

[1, 5, 7, 31, 35, 155, 157, 217, 313, 785, 1085, 1099, 1565, 2191, 4867, 5495, 9703, 10955, 24335, 34069, 48515, 49141, 67921, 170345, 245705, 339605, 343987, 1523371, 1719935, 7616855, 10663597, 53317985]

約数ペア:

[(1, 53317985), (5, 10663597), (7, 7616855), (31, 1719935), (35, 1523371), (155, 343987), (157, 339605), (217, 245705), (313, 170345), (785, 67921), (1085, 49141), (1099, 48515), (1565, 34069), (2191, 24335), (4867, 10955), (5495, 9703)]