490129965

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1303}}^1$

素因数の和:1970

約数の個数: 48

約数和(自身を含む): 917035392

約数和(自身を除く): 426905427

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 643, 1303, 1929, 3215, 3909, 5787, 6515, 8359, 9645, 11727, 16939, 19545, 25077, 28935, 41795, 50817, 58635, 75231, 84695, 125385, 152451, 254085, 376155, 762255, 837829, 2513487, 4189145, 7540461, 10891777, 12567435, 32675331, 37702305, 54458885, 98025993, 163376655, 490129965]

約数ペア:

[(1, 490129965), (3, 163376655), (5, 98025993), (9, 54458885), (13, 37702305), (15, 32675331), (39, 12567435), (45, 10891777), (65, 7540461), (117, 4189145), (195, 2513487), (585, 837829), (643, 762255), (1303, 376155), (1929, 254085), (3215, 152451), (3909, 125385), (5787, 84695), (6515, 75231), (8359, 58635), (9645, 50817), (11727, 41795), (16939, 28935), (19545, 25077)]