25173288

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{16649}}^1$

素因数の和:16671

約数の個数: 64

約数和(自身を含む): 79920000

約数和(自身を除く): 54746712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 16649, 33298, 49947, 66596, 99894, 116543, 133192, 149841, 199788, 233086, 299682, 349629, 399576, 449523, 466172, 599364, 699258, 899046, 932344, 1048887, 1198728, 1398516, 1798092, 2097774, 2797032, 3146661, 3596184, 4195548, 6293322, 8391096, 12586644, 25173288]

約数ペア:

[(1, 25173288), (2, 12586644), (3, 8391096), (4, 6293322), (6, 4195548), (7, 3596184), (8, 3146661), (9, 2797032), (12, 2097774), (14, 1798092), (18, 1398516), (21, 1198728), (24, 1048887), (27, 932344), (28, 899046), (36, 699258), (42, 599364), (54, 466172), (56, 449523), (63, 399576), (72, 349629), (84, 299682), (108, 233086), (126, 199788), (168, 149841), (189, 133192), (216, 116543), (252, 99894), (378, 66596), (504, 49947), (756, 33298), (1512, 16649)]