8423289

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 15175680

約数和(自身を除く): 6752391

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 227, 279, 399, 589, 651, 681, 1197, 1589, 1767, 1953, 2043, 4123, 4313, 4767, 5301, 7037, 12369, 12939, 14301, 21111, 30191, 37107, 38817, 49259, 63333, 90573, 133703, 147777, 271719, 401109, 443331, 935921, 1203327, 2807763, 8423289]

約数ペア:

[(1, 8423289), (3, 2807763), (7, 1203327), (9, 935921), (19, 443331), (21, 401109), (31, 271719), (57, 147777), (63, 133703), (93, 90573), (133, 63333), (171, 49259), (217, 38817), (227, 37107), (279, 30191), (399, 21111), (589, 14301), (651, 12939), (681, 12369), (1197, 7037), (1589, 5301), (1767, 4767), (1953, 4313), (2043, 4123)]