18664007523

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1429}}^1\times {\mathrm{2789}}^1$

素因数の和:4451

約数の個数: 32

約数和(自身を含む): 28598169600

約数和(自身を除く): 9934162077

約数列:

[1, 3, 7, 21, 223, 669, 1429, 1561, 2789, 4287, 4683, 8367, 10003, 19523, 30009, 58569, 318667, 621947, 956001, 1865841, 2230669, 3985481, 4353629, 6692007, 11956443, 13060887, 27898367, 83695101, 888762263, 2666286789, 6221335841, 18664007523]

約数ペア:

[(1, 18664007523), (3, 6221335841), (7, 2666286789), (21, 888762263), (223, 83695101), (669, 27898367), (1429, 13060887), (1561, 11956443), (2789, 6692007), (4287, 4353629), (4683, 3985481), (8367, 2230669), (10003, 1865841), (19523, 956001), (30009, 621947), (58569, 318667)]