78195334

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 136521216

約数和(自身を除く): 58325882

約数列:

[1, 2, 7, 14, 103, 206, 211, 257, 422, 514, 721, 1442, 1477, 1799, 2954, 3598, 21733, 26471, 43466, 52942, 54227, 108454, 152131, 185297, 304262, 370594, 379589, 759178, 5585381, 11170762, 39097667, 78195334]

約数ペア:

[(1, 78195334), (2, 39097667), (7, 11170762), (14, 5585381), (103, 759178), (206, 379589), (211, 370594), (257, 304262), (422, 185297), (514, 152131), (721, 108454), (1442, 54227), (1477, 52942), (1799, 43466), (2954, 26471), (3598, 21733)]