22205557

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 26046720

約数和(自身を除く): 3841163

約数列:

[1, 11, 23, 79, 101, 121, 253, 869, 1111, 1817, 2323, 2783, 7979, 9559, 12221, 19987, 25553, 87769, 183517, 219857, 281083, 965459, 2018687, 22205557]

約数ペア:

[(1, 22205557), (11, 2018687), (23, 965459), (79, 281083), (101, 219857), (121, 183517), (253, 87769), (869, 25553), (1111, 19987), (1817, 12221), (2323, 9559), (2783, 7979)]