201122222

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131797}}^1$

素因数の和:131915

約数の個数: 16

約数和(自身を含む): 347946720

約数和(自身を除く): 146824498

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 131797, 263594, 922579, 1845158, 14365873, 28731746, 100561111, 201122222]

約数ペア:

[(1, 201122222), (2, 100561111), (7, 28731746), (14, 14365873), (109, 1845158), (218, 922579), (763, 263594), (1526, 131797)]