667027964

素因数分解:

$2^2\times {\mathrm{263}}^1\times {\mathrm{521}}^1\times {\mathrm{1217}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 1174951008

約数和(自身を除く): 507923044

約数列:

[1, 2, 4, 263, 521, 526, 1042, 1052, 1217, 2084, 2434, 4868, 137023, 274046, 320071, 548092, 634057, 640142, 1268114, 1280284, 2536228, 166756991, 333513982, 667027964]

約数ペア:

[(1, 667027964), (2, 333513982), (4, 166756991), (263, 2536228), (521, 1280284), (526, 1268114), (1042, 640142), (1052, 634057), (1217, 548092), (2084, 320071), (2434, 274046), (4868, 137023)]