13281556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1129}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 24774120

約数和(自身を除く): 11492564

約数列:

[1, 2, 4, 17, 34, 68, 173, 346, 692, 1129, 2258, 2941, 4516, 5882, 11764, 19193, 38386, 76772, 195317, 390634, 781268, 3320389, 6640778, 13281556]

約数ペア:

[(1, 13281556), (2, 6640778), (4, 3320389), (17, 781268), (34, 390634), (68, 195317), (173, 76772), (346, 38386), (692, 19193), (1129, 11764), (2258, 5882), (2941, 4516)]