395048759

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 490890240

約数和(自身を除く): 95841481

約数列:

[1, 7, 23, 29, 161, 203, 211, 401, 667, 1477, 2807, 4669, 4853, 6119, 9223, 11629, 33971, 42833, 64561, 81403, 84611, 140737, 267467, 592277, 985159, 1872269, 1946053, 2453719, 13622371, 17176033, 56435537, 395048759]

約数ペア:

[(1, 395048759), (7, 56435537), (23, 17176033), (29, 13622371), (161, 2453719), (203, 1946053), (211, 1872269), (401, 985159), (667, 592277), (1477, 267467), (2807, 140737), (4669, 84611), (4853, 81403), (6119, 64561), (9223, 42833), (11629, 33971)]