1976885694

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{20563}}^1$

素因数の和:20694

約数の個数: 72

約数和(自身を含む): 5028514920

約数和(自身を除く): 3051629226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 109, 126, 147, 218, 294, 327, 441, 654, 763, 882, 981, 1526, 1962, 2289, 4578, 5341, 6867, 10682, 13734, 16023, 20563, 32046, 41126, 48069, 61689, 96138, 123378, 143941, 185067, 287882, 370134, 431823, 863646, 1007587, 1295469, 2015174, 2241367, 2590938, 3022761, 4482734, 6045522, 6724101, 9068283, 13448202, 15689569, 18136566, 20172303, 31379138, 40344606, 47068707, 94137414, 109826983, 141206121, 219653966, 282412242, 329480949, 658961898, 988442847, 1976885694]

約数ペア:

[(1, 1976885694), (2, 988442847), (3, 658961898), (6, 329480949), (7, 282412242), (9, 219653966), (14, 141206121), (18, 109826983), (21, 94137414), (42, 47068707), (49, 40344606), (63, 31379138), (98, 20172303), (109, 18136566), (126, 15689569), (147, 13448202), (218, 9068283), (294, 6724101), (327, 6045522), (441, 4482734), (654, 3022761), (763, 2590938), (882, 2241367), (981, 2015174), (1526, 1295469), (1962, 1007587), (2289, 863646), (4578, 431823), (5341, 370134), (6867, 287882), (10682, 185067), (13734, 143941), (16023, 123378), (20563, 96138), (32046, 61689), (41126, 48069)]