75438657

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 130141440

約数和(自身を除く): 54702783

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 157, 203, 261, 263, 471, 609, 789, 1099, 1413, 1827, 1841, 2367, 3297, 4553, 5523, 7627, 9891, 13659, 16569, 22881, 31871, 40977, 41291, 53389, 68643, 95613, 123873, 160167, 286839, 289037, 371619, 480501, 867111, 1197439, 2601333, 3592317, 8382073, 10776951, 25146219, 75438657]

約数ペア:

[(1, 75438657), (3, 25146219), (7, 10776951), (9, 8382073), (21, 3592317), (29, 2601333), (63, 1197439), (87, 867111), (157, 480501), (203, 371619), (261, 289037), (263, 286839), (471, 160167), (609, 123873), (789, 95613), (1099, 68643), (1413, 53389), (1827, 41291), (1841, 40977), (2367, 31871), (3297, 22881), (4553, 16569), (5523, 13659), (7627, 9891)]