22688281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 29623104

約数和(自身を除く): 6934823

約数列:

[1, 7, 11, 23, 77, 161, 253, 529, 557, 1771, 3703, 3899, 5819, 6127, 12811, 40733, 42889, 89677, 140921, 294653, 986447, 2062571, 3241183, 22688281]

約数ペア:

[(1, 22688281), (7, 3241183), (11, 2062571), (23, 986447), (77, 294653), (161, 140921), (253, 89677), (529, 42889), (557, 40733), (1771, 12811), (3703, 6127), (3899, 5819)]