81730978

素因数分解:

$2^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{13933}}^1$

素因数の和:14361

約数の個数: 16

約数和(自身を含む): 140454720

約数和(自身を除く): 58723742

約数列:

[1, 2, 7, 14, 419, 838, 2933, 5866, 13933, 27866, 97531, 195062, 5837927, 11675854, 40865489, 81730978]

約数ペア:

[(1, 81730978), (2, 40865489), (7, 11675854), (14, 5837927), (419, 195062), (838, 97531), (2933, 27866), (5866, 13933)]