81227870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{477811}}^1$

素因数の和:477835

約数の個数: 16

約数和(自身を含む): 154811088

約数和(自身を除く): 73583218

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 477811, 955622, 2389055, 4778110, 8122787, 16245574, 40613935, 81227870]

約数ペア:

[(1, 81227870), (2, 40613935), (5, 16245574), (10, 8122787), (17, 4778110), (34, 2389055), (85, 955622), (170, 477811)]