81756278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{74189}}^1$

素因数の和:74239

約数の個数: 16

約数和(自身を含む): 133542000

約数和(自身を除く): 51785722

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 74189, 148378, 1409591, 2151481, 2819182, 4302962, 40878139, 81756278]

約数ペア:

[(1, 81756278), (2, 40878139), (19, 4302962), (29, 2819182), (38, 2151481), (58, 1409591), (551, 148378), (1102, 74189)]