72990454

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{3769}}^1$

素因数の和:4215

約数の個数: 16

約数和(自身を含む): 114547680

約数和(自身を除く): 41557226

約数列:

[1, 2, 23, 46, 421, 842, 3769, 7538, 9683, 19366, 86687, 173374, 1586749, 3173498, 36495227, 72990454]

約数ペア:

[(1, 72990454), (2, 36495227), (23, 3173498), (46, 1586749), (421, 173374), (842, 86687), (3769, 19366), (7538, 9683)]