137171937

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 215228160

約数和(自身を除く): 78056223

約数列:

[1, 3, 7, 21, 41, 123, 287, 313, 509, 861, 939, 1527, 2191, 3563, 6573, 10689, 12833, 20869, 38499, 62607, 89831, 146083, 159317, 269493, 438249, 477951, 1115219, 3345657, 6531997, 19595991, 45723979, 137171937]

約数ペア:

[(1, 137171937), (3, 45723979), (7, 19595991), (21, 6531997), (41, 3345657), (123, 1115219), (287, 477951), (313, 438249), (509, 269493), (861, 159317), (939, 146083), (1527, 89831), (2191, 62607), (3563, 38499), (6573, 20869), (10689, 12833)]