218662614

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2169

約数の個数: 48

約数和(自身を含む): 486720000

約数和(自身を除く): 268057386

約数列:

[1, 2, 3, 6, 9, 18, 59, 103, 118, 177, 206, 309, 354, 531, 618, 927, 1062, 1854, 1999, 3998, 5997, 6077, 11994, 12154, 17991, 18231, 35982, 36462, 54693, 109386, 117941, 205897, 235882, 353823, 411794, 617691, 707646, 1061469, 1235382, 1853073, 2122938, 3706146, 12147923, 24295846, 36443769, 72887538, 109331307, 218662614]

約数ペア:

[(1, 218662614), (2, 109331307), (3, 72887538), (6, 36443769), (9, 24295846), (18, 12147923), (59, 3706146), (103, 2122938), (118, 1853073), (177, 1235382), (206, 1061469), (309, 707646), (354, 617691), (531, 411794), (618, 353823), (927, 235882), (1062, 205897), (1854, 117941), (1999, 109386), (3998, 54693), (5997, 36462), (6077, 35982), (11994, 18231), (12154, 17991)]