217872358

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{14759}}^1$

素因数の和:14844

約数の個数: 24

約数和(自身を含む): 365132880

約数和(自身を除く): 147260522

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1342, 7381, 14759, 14762, 29518, 162349, 324698, 900299, 1785839, 1800598, 3571678, 9903289, 19806578, 108936179, 217872358]

約数ペア:

[(1, 217872358), (2, 108936179), (11, 19806578), (22, 9903289), (61, 3571678), (121, 1800598), (122, 1785839), (242, 900299), (671, 324698), (1342, 162349), (7381, 29518), (14759, 14762)]