669487247

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 796489200

約数和(自身を除く): 127001953

約数列:

[1, 11, 13, 143, 149, 169, 1639, 1859, 1937, 2417, 21307, 25181, 26587, 31421, 276991, 345631, 360133, 408473, 3961463, 4493203, 4681729, 51499019, 60862477, 669487247]

約数ペア:

[(1, 669487247), (11, 60862477), (13, 51499019), (143, 4681729), (149, 4493203), (169, 3961463), (1639, 408473), (1859, 360133), (1937, 345631), (2417, 276991), (21307, 31421), (25181, 26587)]