78064581

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 122047488

約数和(自身を除く): 43982907

約数列:

[1, 3, 7, 21, 67, 113, 201, 339, 469, 491, 791, 1407, 1473, 2373, 3437, 7571, 10311, 22713, 32897, 52997, 55483, 98691, 158991, 166449, 230279, 388381, 690837, 1165143, 3717361, 11152083, 26021527, 78064581]

約数ペア:

[(1, 78064581), (3, 26021527), (7, 11152083), (21, 3717361), (67, 1165143), (113, 690837), (201, 388381), (339, 230279), (469, 166449), (491, 158991), (791, 98691), (1407, 55483), (1473, 52997), (2373, 32897), (3437, 22713), (7571, 10311)]