30114981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 53254656

約数和(自身を除く): 23139675

約数列:

[1, 3, 9, 13, 19, 23, 31, 39, 57, 69, 93, 117, 171, 207, 247, 279, 299, 361, 403, 437, 589, 713, 741, 897, 1083, 1209, 1311, 1767, 2139, 2223, 2691, 3249, 3627, 3933, 4693, 5301, 5681, 6417, 7657, 8303, 9269, 11191, 13547, 14079, 17043, 22971, 24909, 27807, 33573, 40641, 42237, 51129, 68913, 74727, 83421, 100719, 107939, 121923, 145483, 176111, 257393, 323817, 436449, 528333, 772179, 971451, 1309347, 1584999, 2316537, 3346109, 10038327, 30114981]

約数ペア:

[(1, 30114981), (3, 10038327), (9, 3346109), (13, 2316537), (19, 1584999), (23, 1309347), (31, 971451), (39, 772179), (57, 528333), (69, 436449), (93, 323817), (117, 257393), (171, 176111), (207, 145483), (247, 121923), (279, 107939), (299, 100719), (361, 83421), (403, 74727), (437, 68913), (589, 51129), (713, 42237), (741, 40641), (897, 33573), (1083, 27807), (1209, 24909), (1311, 22971), (1767, 17043), (2139, 14079), (2223, 13547), (2691, 11191), (3249, 9269), (3627, 8303), (3933, 7657), (4693, 6417), (5301, 5681)]