222019911

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{11981}}^1$

素因数の和:12087

約数の個数: 24

約数和(自身を含む): 336454560

約数和(自身を除く): 114434649

約数列:

[1, 3, 9, 29, 71, 87, 213, 261, 639, 2059, 6177, 11981, 18531, 35943, 107829, 347449, 850651, 1042347, 2551953, 3127041, 7655859, 24668879, 74006637, 222019911]

約数ペア:

[(1, 222019911), (3, 74006637), (9, 24668879), (29, 7655859), (71, 3127041), (87, 2551953), (213, 1042347), (261, 850651), (639, 347449), (2059, 107829), (6177, 35943), (11981, 18531)]