12270222

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 27675648

約数和(自身を除く): 15405426

約数列:

[1, 2, 3, 6, 9, 18, 43, 83, 86, 129, 166, 191, 249, 258, 382, 387, 498, 573, 747, 774, 1146, 1494, 1719, 3438, 3569, 7138, 8213, 10707, 15853, 16426, 21414, 24639, 31706, 32121, 47559, 49278, 64242, 73917, 95118, 142677, 147834, 285354, 681679, 1363358, 2045037, 4090074, 6135111, 12270222]

約数ペア:

[(1, 12270222), (2, 6135111), (3, 4090074), (6, 2045037), (9, 1363358), (18, 681679), (43, 285354), (83, 147834), (86, 142677), (129, 95118), (166, 73917), (191, 64242), (249, 49278), (258, 47559), (382, 32121), (387, 31706), (498, 24639), (573, 21414), (747, 16426), (774, 15853), (1146, 10707), (1494, 8213), (1719, 7138), (3438, 3569)]