221209703

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 267563520

約数和(自身を除く): 46353817

約数列:

[1, 11, 13, 59, 143, 157, 167, 649, 767, 1727, 1837, 2041, 2171, 8437, 9263, 9853, 22451, 23881, 26219, 101893, 108383, 120419, 128089, 288409, 340847, 1324609, 1408979, 1546921, 3749317, 17016131, 20109973, 221209703]

約数ペア:

[(1, 221209703), (11, 20109973), (13, 17016131), (59, 3749317), (143, 1546921), (157, 1408979), (167, 1324609), (649, 340847), (767, 288409), (1727, 128089), (1837, 120419), (2041, 108383), (2171, 101893), (8437, 26219), (9263, 23881), (9853, 22451)]