628366968

素因数分解:

$2^3\times 3^2\times {\mathrm{431}}^1\times {\mathrm{20249}}^1$

素因数の和:20692

約数の個数: 48

約数和(自身を含む): 1705860000

約数和(自身を除く): 1077493032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 431, 862, 1293, 1724, 2586, 3448, 3879, 5172, 7758, 10344, 15516, 20249, 31032, 40498, 60747, 80996, 121494, 161992, 182241, 242988, 364482, 485976, 728964, 1457928, 8727319, 17454638, 26181957, 34909276, 52363914, 69818552, 78545871, 104727828, 157091742, 209455656, 314183484, 628366968]

約数ペア:

[(1, 628366968), (2, 314183484), (3, 209455656), (4, 157091742), (6, 104727828), (8, 78545871), (9, 69818552), (12, 52363914), (18, 34909276), (24, 26181957), (36, 17454638), (72, 8727319), (431, 1457928), (862, 728964), (1293, 485976), (1724, 364482), (2586, 242988), (3448, 182241), (3879, 161992), (5172, 121494), (7758, 80996), (10344, 60747), (15516, 40498), (20249, 31032)]