68422221

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12203}}^1$

素因数の和:12305

約数の個数: 24

約数和(自身を含む): 114229440

約数和(自身を除く): 45807219

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 12203, 36609, 85421, 109827, 256263, 768789, 1086067, 3258201, 7602469, 9774603, 22807407, 68422221]

約数ペア:

[(1, 68422221), (3, 22807407), (7, 9774603), (9, 7602469), (21, 3258201), (63, 1086067), (89, 768789), (267, 256263), (623, 109827), (801, 85421), (1869, 36609), (5607, 12203)]