22490505

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 40772160

約数和(自身を除く): 18281655

約数列:

[1, 3, 5, 9, 15, 43, 45, 59, 129, 177, 197, 215, 295, 387, 531, 591, 645, 885, 985, 1773, 1935, 2537, 2655, 2955, 7611, 8471, 8865, 11623, 12685, 22833, 25413, 34869, 38055, 42355, 58115, 76239, 104607, 114165, 127065, 174345, 381195, 499789, 523035, 1499367, 2498945, 4498101, 7496835, 22490505]

約数ペア:

[(1, 22490505), (3, 7496835), (5, 4498101), (9, 2498945), (15, 1499367), (43, 523035), (45, 499789), (59, 381195), (129, 174345), (177, 127065), (197, 114165), (215, 104607), (295, 76239), (387, 58115), (531, 42355), (591, 38055), (645, 34869), (885, 25413), (985, 22833), (1773, 12685), (1935, 11623), (2537, 8865), (2655, 8471), (2955, 7611)]