68819899827

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{150169}}^1$

素因数の和:150475

約数の個数: 32

約数和(自身を含む): 106296332800

約数和(自身を除く): 37476432973

約数列:

[1, 3, 7, 21, 139, 157, 417, 471, 973, 1099, 2919, 3297, 21823, 65469, 150169, 152761, 450507, 458283, 1051183, 3153549, 20873491, 23576533, 62620473, 70729599, 146114437, 165035731, 438343311, 495107193, 3277138087, 9831414261, 22939966609, 68819899827]

約数ペア:

[(1, 68819899827), (3, 22939966609), (7, 9831414261), (21, 3277138087), (139, 495107193), (157, 438343311), (417, 165035731), (471, 146114437), (973, 70729599), (1099, 62620473), (2919, 23576533), (3297, 20873491), (21823, 3153549), (65469, 1051183), (150169, 458283), (152761, 450507)]