28013292

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21031}}^1$

素因数の和:21078

約数の個数: 36

約数和(自身を含む): 72728656

約数和(自身を除く): 44715364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21031, 42062, 63093, 84124, 126186, 189279, 252372, 378558, 757116, 778147, 1556294, 2334441, 3112588, 4668882, 7003323, 9337764, 14006646, 28013292]

約数ペア:

[(1, 28013292), (2, 14006646), (3, 9337764), (4, 7003323), (6, 4668882), (9, 3112588), (12, 2334441), (18, 1556294), (36, 778147), (37, 757116), (74, 378558), (111, 252372), (148, 189279), (222, 126186), (333, 84124), (444, 63093), (666, 42062), (1332, 21031)]