205640942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{4517}}^1$

素因数の和:4652

約数の個数: 32

約数和(自身を含む): 355223232

約数和(自身を除く): 149582290

約数列:

[1, 2, 13, 17, 26, 34, 103, 206, 221, 442, 1339, 1751, 2678, 3502, 4517, 9034, 22763, 45526, 58721, 76789, 117442, 153578, 465251, 930502, 998257, 1996514, 6048263, 7909267, 12096526, 15818534, 102820471, 205640942]

約数ペア:

[(1, 205640942), (2, 102820471), (13, 15818534), (17, 12096526), (26, 7909267), (34, 6048263), (103, 1996514), (206, 998257), (221, 930502), (442, 465251), (1339, 153578), (1751, 117442), (2678, 76789), (3502, 58721), (4517, 45526), (9034, 22763)]