17219917

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 20818080

約数和(自身を除く): 3598163

約数列:

[1, 11, 13, 59, 143, 157, 169, 649, 767, 1727, 1859, 2041, 8437, 9263, 9971, 22451, 26533, 101893, 109681, 120419, 291863, 1324609, 1565447, 17219917]

約数ペア:

[(1, 17219917), (11, 1565447), (13, 1324609), (59, 291863), (143, 120419), (157, 109681), (169, 101893), (649, 26533), (767, 22451), (1727, 9971), (1859, 9263), (2041, 8437)]