30254973

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 48906240

約数和(自身を除く): 18651267

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 397, 399, 573, 1191, 1337, 2779, 3629, 4011, 7543, 8337, 10887, 22629, 25403, 52801, 75827, 76209, 158403, 227481, 530789, 1440713, 1592367, 4322139, 10084991, 30254973]

約数ペア:

[(1, 30254973), (3, 10084991), (7, 4322139), (19, 1592367), (21, 1440713), (57, 530789), (133, 227481), (191, 158403), (397, 76209), (399, 75827), (573, 52801), (1191, 25403), (1337, 22629), (2779, 10887), (3629, 8337), (4011, 7543)]