18265473

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 28723200

約数和(自身を除く): 10457727

約数列:

[1, 3, 9, 23, 27, 67, 69, 201, 207, 439, 603, 621, 1317, 1541, 1809, 3951, 4623, 10097, 11853, 13869, 29413, 30291, 41607, 88239, 90873, 264717, 272619, 676499, 794151, 2029497, 6088491, 18265473]

約数ペア:

[(1, 18265473), (3, 6088491), (9, 2029497), (23, 794151), (27, 676499), (67, 272619), (69, 264717), (201, 90873), (207, 88239), (439, 41607), (603, 30291), (621, 29413), (1317, 13869), (1541, 11853), (1809, 10097), (3951, 4623)]