221816526

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{17851}}^1$

素因数の和:17984

約数の個数: 32

約数和(自身を含む): 471292800

約数和(自身を除く): 249476274

約数列:

[1, 2, 3, 6, 19, 38, 57, 109, 114, 218, 327, 654, 2071, 4142, 6213, 12426, 17851, 35702, 53553, 107106, 339169, 678338, 1017507, 1945759, 2035014, 3891518, 5837277, 11674554, 36969421, 73938842, 110908263, 221816526]

約数ペア:

[(1, 221816526), (2, 110908263), (3, 73938842), (6, 36969421), (19, 11674554), (38, 5837277), (57, 3891518), (109, 2035014), (114, 1945759), (218, 1017507), (327, 678338), (654, 339169), (2071, 107106), (4142, 53553), (6213, 35702), (12426, 17851)]