65605917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 106444800

約数和(自身を除く): 40838883

約数列:

[1, 3, 13, 19, 29, 39, 43, 57, 71, 87, 129, 213, 247, 377, 551, 559, 741, 817, 923, 1131, 1247, 1349, 1653, 1677, 2059, 2451, 2769, 3053, 3741, 4047, 6177, 7163, 9159, 10621, 16211, 17537, 21489, 23693, 26767, 31863, 39121, 39689, 48633, 52611, 58007, 71079, 80301, 88537, 117363, 119067, 174021, 265611, 308009, 508573, 754091, 924027, 1150981, 1525719, 1682203, 2262273, 3452943, 5046609, 21868639, 65605917]

約数ペア:

[(1, 65605917), (3, 21868639), (13, 5046609), (19, 3452943), (29, 2262273), (39, 1682203), (43, 1525719), (57, 1150981), (71, 924027), (87, 754091), (129, 508573), (213, 308009), (247, 265611), (377, 174021), (551, 119067), (559, 117363), (741, 88537), (817, 80301), (923, 71079), (1131, 58007), (1247, 52611), (1349, 48633), (1653, 39689), (1677, 39121), (2059, 31863), (2451, 26767), (2769, 23693), (3053, 21489), (3741, 17537), (4047, 16211), (6177, 10621), (7163, 9159)]