215942408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{5441}}^1$

素因数の和:5510

約数の個数: 48

約数和(自身を含む): 455985180

約数和(自身を除く): 240042772

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 484, 902, 968, 1804, 3608, 4961, 5441, 9922, 10882, 19844, 21764, 39688, 43528, 59851, 119702, 223081, 239404, 446162, 478808, 658361, 892324, 1316722, 1784648, 2453891, 2633444, 4907782, 5266888, 9815564, 19631128, 26992801, 53985602, 107971204, 215942408]

約数ペア:

[(1, 215942408), (2, 107971204), (4, 53985602), (8, 26992801), (11, 19631128), (22, 9815564), (41, 5266888), (44, 4907782), (82, 2633444), (88, 2453891), (121, 1784648), (164, 1316722), (242, 892324), (328, 658361), (451, 478808), (484, 446162), (902, 239404), (968, 223081), (1804, 119702), (3608, 59851), (4961, 43528), (5441, 39688), (9922, 21764), (10882, 19844)]