40396239

素因数分解:

$3^4\times {\mathrm{13}}^3\times {\mathrm{227}}^1$

素因数の和:278

約数の個数: 40

約数和(自身を含む): 65659440

約数和(自身を除く): 25263201

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 227, 351, 507, 681, 1053, 1521, 2043, 2197, 2951, 4563, 6129, 6591, 8853, 13689, 18387, 19773, 26559, 38363, 59319, 79677, 115089, 177957, 239031, 345267, 498719, 1035801, 1496157, 3107403, 4488471, 13465413, 40396239]

約数ペア:

[(1, 40396239), (3, 13465413), (9, 4488471), (13, 3107403), (27, 1496157), (39, 1035801), (81, 498719), (117, 345267), (169, 239031), (227, 177957), (351, 115089), (507, 79677), (681, 59319), (1053, 38363), (1521, 26559), (2043, 19773), (2197, 18387), (2951, 13689), (4563, 8853), (6129, 6591)]