208515970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{34127}}^1$

素因数の和:34194

約数の個数: 32

約数和(自身を含む): 412812288

約数和(自身を除く): 204296318

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 34127, 68254, 170635, 341270, 443651, 887302, 1603969, 2218255, 3207938, 4436510, 8019845, 16039690, 20851597, 41703194, 104257985, 208515970]

約数ペア:

[(1, 208515970), (2, 104257985), (5, 41703194), (10, 20851597), (13, 16039690), (26, 8019845), (47, 4436510), (65, 3207938), (94, 2218255), (130, 1603969), (235, 887302), (470, 443651), (611, 341270), (1222, 170635), (3055, 68254), (6110, 34127)]