30855153

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12347}}^1$

素因数の和:12381

約数の個数: 24

約数和(自身を含む): 50676192

約数和(自身を除く): 19821039

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 12347, 37041, 86429, 209899, 259287, 605003, 629697, 1469293, 1815009, 4407879, 10285051, 30855153]

約数ペア:

[(1, 30855153), (3, 10285051), (7, 4407879), (17, 1815009), (21, 1469293), (49, 629697), (51, 605003), (119, 259287), (147, 209899), (357, 86429), (833, 37041), (2499, 12347)]