222321891

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 338913792

約数和(自身を除く): 116591901

約数列:

[1, 3, 11, 33, 47, 83, 121, 141, 157, 249, 363, 471, 517, 913, 1551, 1727, 2739, 3901, 5181, 5687, 7379, 10043, 11703, 13031, 17061, 18997, 22137, 30129, 39093, 42911, 56991, 81169, 128733, 143341, 243507, 430023, 472021, 612457, 892859, 1416063, 1576751, 1837371, 2678577, 4730253, 6737027, 20211081, 74107297, 222321891]

約数ペア:

[(1, 222321891), (3, 74107297), (11, 20211081), (33, 6737027), (47, 4730253), (83, 2678577), (121, 1837371), (141, 1576751), (157, 1416063), (249, 892859), (363, 612457), (471, 472021), (517, 430023), (913, 243507), (1551, 143341), (1727, 128733), (2739, 81169), (3901, 56991), (5181, 42911), (5687, 39093), (7379, 30129), (10043, 22137), (11703, 18997), (13031, 17061)]