3949890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{2687}}^1$

素因数の和:2711

約数の個数: 48

約数和(自身を含む): 11031552

約数和(自身を除く): 7081662

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 2687, 5374, 8061, 13435, 16122, 18809, 26870, 37618, 40305, 56427, 80610, 94045, 112854, 131663, 188090, 263326, 282135, 394989, 564270, 658315, 789978, 1316630, 1974945, 3949890]

約数ペア:

[(1, 3949890), (2, 1974945), (3, 1316630), (5, 789978), (6, 658315), (7, 564270), (10, 394989), (14, 282135), (15, 263326), (21, 188090), (30, 131663), (35, 112854), (42, 94045), (49, 80610), (70, 56427), (98, 40305), (105, 37618), (147, 26870), (210, 18809), (245, 16122), (294, 13435), (490, 8061), (735, 5374), (1470, 2687)]