306388998

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1609}}^1$

素因数の和:1837

約数の個数: 48

約数和(自身を含む): 678132000

約数和(自身を除く): 371743002

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 149, 213, 298, 426, 447, 639, 894, 1278, 1341, 1609, 2682, 3218, 4827, 9654, 10579, 14481, 21158, 28962, 31737, 63474, 95211, 114239, 190422, 228478, 239741, 342717, 479482, 685434, 719223, 1028151, 1438446, 2056302, 2157669, 4315338, 17021611, 34043222, 51064833, 102129666, 153194499, 306388998]

約数ペア:

[(1, 306388998), (2, 153194499), (3, 102129666), (6, 51064833), (9, 34043222), (18, 17021611), (71, 4315338), (142, 2157669), (149, 2056302), (213, 1438446), (298, 1028151), (426, 719223), (447, 685434), (639, 479482), (894, 342717), (1278, 239741), (1341, 228478), (1609, 190422), (2682, 114239), (3218, 95211), (4827, 63474), (9654, 31737), (10579, 28962), (14481, 21158)]