221233826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1069}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 379036800

約数和(自身を除く): 157802974

約数列:

[1, 2, 11, 22, 23, 46, 253, 409, 506, 818, 1069, 2138, 4499, 8998, 9407, 11759, 18814, 23518, 24587, 49174, 103477, 206954, 270457, 437221, 540914, 874442, 4809431, 9618862, 10056083, 20112166, 110616913, 221233826]

約数ペア:

[(1, 221233826), (2, 110616913), (11, 20112166), (22, 10056083), (23, 9618862), (46, 4809431), (253, 874442), (409, 540914), (506, 437221), (818, 270457), (1069, 206954), (2138, 103477), (4499, 49174), (8998, 24587), (9407, 23518), (11759, 18814)]