1616197

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 18

約数和(自身を含む): 1925574

約数和(自身を除く): 309377

約数列:

[1, 11, 19, 37, 121, 209, 361, 407, 703, 2299, 3971, 4477, 7733, 13357, 43681, 85063, 146927, 1616197]

約数ペア:

[(1, 1616197), (11, 146927), (19, 85063), (37, 43681), (121, 13357), (209, 7733), (361, 4477), (407, 3971), (703, 2299)]