278080532

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{3371}}^1$

素因数の和:3919

約数の個数: 24

約数和(自身を含む): 499649472

約数和(自身を除く): 221568940

約数列:

[1, 2, 4, 41, 82, 164, 503, 1006, 2012, 3371, 6742, 13484, 20623, 41246, 82492, 138211, 276422, 552844, 1695613, 3391226, 6782452, 69520133, 139040266, 278080532]

約数ペア:

[(1, 278080532), (2, 139040266), (4, 69520133), (41, 6782452), (82, 3391226), (164, 1695613), (503, 552844), (1006, 276422), (2012, 138211), (3371, 82492), (6742, 41246), (13484, 20623)]