278029036

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{2969}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 499458960

約数和(自身を除く): 221429924

約数列:

[1, 2, 4, 41, 82, 164, 571, 1142, 2284, 2969, 5938, 11876, 23411, 46822, 93644, 121729, 243458, 486916, 1695299, 3390598, 6781196, 69507259, 139014518, 278029036]

約数ペア:

[(1, 278029036), (2, 139014518), (4, 69507259), (41, 6781196), (82, 3390598), (164, 1695299), (571, 486916), (1142, 243458), (2284, 121729), (2969, 93644), (5938, 46822), (11876, 23411)]