71828494

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{3709}}^1$

素因数の和:4155

約数の個数: 16

約数和(自身を含む): 112724640

約数和(自身を除く): 40896146

約数列:

[1, 2, 23, 46, 421, 842, 3709, 7418, 9683, 19366, 85307, 170614, 1561489, 3122978, 35914247, 71828494]

約数ペア:

[(1, 71828494), (2, 35914247), (23, 3122978), (46, 1561489), (421, 170614), (842, 85307), (3709, 19366), (7418, 9683)]