64445517

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 100412160

約数和(自身を除く): 35966643

約数列:

[1, 3, 9, 23, 27, 69, 157, 207, 471, 621, 661, 1413, 1983, 3611, 4239, 5949, 10833, 15203, 17847, 32499, 45609, 97497, 103777, 136827, 311331, 410481, 933993, 2386871, 2801979, 7160613, 21481839, 64445517]

約数ペア:

[(1, 64445517), (3, 21481839), (9, 7160613), (23, 2801979), (27, 2386871), (69, 933993), (157, 410481), (207, 311331), (471, 136827), (621, 103777), (661, 97497), (1413, 45609), (1983, 32499), (3611, 17847), (4239, 15203), (5949, 10833)]