31314969

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4177}}^1$

素因数の和:4214

約数の個数: 36

約数和(自身を含む): 55726164

約数和(自身を除く): 24411195

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 4177, 7497, 12531, 29239, 37593, 71009, 87717, 204673, 213027, 263151, 497063, 614019, 639081, 1491189, 1842057, 3479441, 4473567, 10438323, 31314969]

約数ペア:

[(1, 31314969), (3, 10438323), (7, 4473567), (9, 3479441), (17, 1842057), (21, 1491189), (49, 639081), (51, 614019), (63, 497063), (119, 263151), (147, 213027), (153, 204673), (357, 87717), (441, 71009), (833, 37593), (1071, 29239), (2499, 12531), (4177, 7497)]