1390304853

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2687}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 2361655296

約数和(自身を除く): 971350443

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 191, 301, 387, 573, 903, 1337, 1719, 2687, 2709, 4011, 8061, 8213, 12033, 18809, 24183, 24639, 56427, 57491, 73917, 115541, 169281, 172473, 346623, 513217, 517419, 808787, 1039869, 1539651, 2426361, 3592519, 4618953, 7279083, 10777557, 22068331, 32332671, 66204993, 154478317, 198614979, 463434951, 1390304853]

約数ペア:

[(1, 1390304853), (3, 463434951), (7, 198614979), (9, 154478317), (21, 66204993), (43, 32332671), (63, 22068331), (129, 10777557), (191, 7279083), (301, 4618953), (387, 3592519), (573, 2426361), (903, 1539651), (1337, 1039869), (1719, 808787), (2687, 517419), (2709, 513217), (4011, 346623), (8061, 172473), (8213, 169281), (12033, 115541), (18809, 73917), (24183, 57491), (24639, 56427)]