13553743

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 17064432

約数和(自身を除く): 3510689

約数列:

[1, 7, 17, 49, 53, 119, 307, 371, 833, 901, 2149, 2597, 5219, 6307, 15043, 16271, 36533, 44149, 113897, 255731, 276607, 797279, 1936249, 13553743]

約数ペア:

[(1, 13553743), (7, 1936249), (17, 797279), (49, 276607), (53, 255731), (119, 113897), (307, 44149), (371, 36533), (833, 16271), (901, 15043), (2149, 6307), (2597, 5219)]