31118367

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 49102848

約数和(自身を除く): 17984481

約数列:

[1, 3, 7, 21, 53, 73, 159, 219, 371, 383, 511, 1113, 1149, 1533, 2681, 3869, 8043, 11607, 20299, 27083, 27959, 60897, 81249, 83877, 142093, 195713, 426279, 587139, 1481827, 4445481, 10372789, 31118367]

約数ペア:

[(1, 31118367), (3, 10372789), (7, 4445481), (21, 1481827), (53, 587139), (73, 426279), (159, 195713), (219, 142093), (371, 83877), (383, 81249), (511, 60897), (1113, 27959), (1149, 27083), (1533, 20299), (2681, 11607), (3869, 8043)]