212420124

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{280979}}^1$

素因数の和:280999

約数の個数: 48

約数和(自身を含む): 629395200

約数和(自身を除く): 416975076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 280979, 561958, 842937, 1123916, 1685874, 1966853, 2528811, 3371748, 3933706, 5057622, 5900559, 7586433, 7867412, 10115244, 11801118, 15172866, 17701677, 23602236, 30345732, 35403354, 53105031, 70806708, 106210062, 212420124]

約数ペア:

[(1, 212420124), (2, 106210062), (3, 70806708), (4, 53105031), (6, 35403354), (7, 30345732), (9, 23602236), (12, 17701677), (14, 15172866), (18, 11801118), (21, 10115244), (27, 7867412), (28, 7586433), (36, 5900559), (42, 5057622), (54, 3933706), (63, 3371748), (84, 2528811), (108, 1966853), (126, 1685874), (189, 1123916), (252, 842937), (378, 561958), (756, 280979)]