663258145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1693}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 922078080

約数和(自身を除く): 258819935

約数列:

[1, 5, 11, 17, 55, 85, 187, 419, 935, 1693, 2095, 4609, 7123, 8465, 18623, 23045, 28781, 35615, 78353, 93115, 143905, 316591, 391765, 709367, 1582955, 3546835, 7803037, 12059239, 39015185, 60296195, 132651629, 663258145]

約数ペア:

[(1, 663258145), (5, 132651629), (11, 60296195), (17, 39015185), (55, 12059239), (85, 7803037), (187, 3546835), (419, 1582955), (935, 709367), (1693, 391765), (2095, 316591), (4609, 143905), (7123, 93115), (8465, 78353), (18623, 35615), (23045, 28781)]