2490147471

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{188519}}^1$

素因数の和:188583

約数の個数: 32

約数和(自身を含む): 4126325760

約数和(自身を除く): 1636178289

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 188519, 565557, 1319633, 3204823, 3958899, 6975203, 9614469, 20925609, 22433761, 48826421, 67301283, 118578451, 146479263, 355735353, 830049157, 2490147471]

約数ペア:

[(1, 2490147471), (3, 830049157), (7, 355735353), (17, 146479263), (21, 118578451), (37, 67301283), (51, 48826421), (111, 22433761), (119, 20925609), (259, 9614469), (357, 6975203), (629, 3958899), (777, 3204823), (1887, 1319633), (4403, 565557), (13209, 188519)]