221433903

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{18131}}^1$

素因数の和:18219

約数の個数: 24

約数和(自身を含む): 339431040

約数和(自身を除く): 117997137

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 531, 1357, 4071, 12213, 18131, 54393, 163179, 417013, 1069729, 1251039, 3209187, 3753117, 9627561, 24603767, 73811301, 221433903]

約数ペア:

[(1, 221433903), (3, 73811301), (9, 24603767), (23, 9627561), (59, 3753117), (69, 3209187), (177, 1251039), (207, 1069729), (531, 417013), (1357, 163179), (4071, 54393), (12213, 18131)]