231360519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6971}}^1$

素因数の和:7047

約数の個数: 32

約数和(自身を含む): 356073984

約数和(自身を除く): 124713465

約数列:

[1, 3, 13, 23, 37, 39, 69, 111, 299, 481, 851, 897, 1443, 2553, 6971, 11063, 20913, 33189, 90623, 160333, 257927, 271869, 480999, 773781, 2084329, 3353051, 5932321, 6252987, 10059153, 17796963, 77120173, 231360519]

約数ペア:

[(1, 231360519), (3, 77120173), (13, 17796963), (23, 10059153), (37, 6252987), (39, 5932321), (69, 3353051), (111, 2084329), (299, 773781), (481, 480999), (851, 271869), (897, 257927), (1443, 160333), (2553, 90623), (6971, 33189), (11063, 20913)]