12721844

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 22794240

約数和(自身を除く): 10072396

約数列:

[1, 2, 4, 79, 127, 158, 254, 316, 317, 508, 634, 1268, 10033, 20066, 25043, 40132, 40259, 50086, 80518, 100172, 161036, 3180461, 6360922, 12721844]

約数ペア:

[(1, 12721844), (2, 6360922), (4, 3180461), (79, 161036), (127, 100172), (158, 80518), (254, 50086), (316, 40259), (317, 40132), (508, 25043), (634, 20066), (1268, 10033)]