28411131

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11369}}^1$

素因数の和:11403

約数の個数: 24

約数和(自身を含む): 46662480

約数和(自身を除く): 18251349

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 11369, 34107, 79583, 193273, 238749, 557081, 579819, 1352911, 1671243, 4058733, 9470377, 28411131]

約数ペア:

[(1, 28411131), (3, 9470377), (7, 4058733), (17, 1671243), (21, 1352911), (49, 579819), (51, 557081), (119, 238749), (147, 193273), (357, 79583), (833, 34107), (2499, 11369)]