28750092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{647}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 80269056

約数和(自身を除く): 51518964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 529, 644, 647, 966, 1058, 1294, 1587, 1932, 1941, 2116, 2588, 3174, 3703, 3882, 4529, 6348, 7406, 7764, 9058, 11109, 13587, 14812, 14881, 18116, 22218, 27174, 29762, 44436, 44643, 54348, 59524, 89286, 104167, 178572, 208334, 312501, 342263, 416668, 625002, 684526, 1026789, 1250004, 1369052, 2053578, 2395841, 4107156, 4791682, 7187523, 9583364, 14375046, 28750092]

約数ペア:

[(1, 28750092), (2, 14375046), (3, 9583364), (4, 7187523), (6, 4791682), (7, 4107156), (12, 2395841), (14, 2053578), (21, 1369052), (23, 1250004), (28, 1026789), (42, 684526), (46, 625002), (69, 416668), (84, 342263), (92, 312501), (138, 208334), (161, 178572), (276, 104167), (322, 89286), (483, 59524), (529, 54348), (644, 44643), (647, 44436), (966, 29762), (1058, 27174), (1294, 22218), (1587, 18116), (1932, 14881), (1941, 14812), (2116, 13587), (2588, 11109), (3174, 9058), (3703, 7764), (3882, 7406), (4529, 6348)]