30920805

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1009}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 55267200

約数和(自身を除く): 24346395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 681, 1009, 1135, 2043, 3027, 3405, 5045, 6129, 9081, 10215, 15135, 27243, 30645, 45405, 136215, 229043, 687129, 1145215, 2061387, 3435645, 6184161, 10306935, 30920805]

約数ペア:

[(1, 30920805), (3, 10306935), (5, 6184161), (9, 3435645), (15, 2061387), (27, 1145215), (45, 687129), (135, 229043), (227, 136215), (681, 45405), (1009, 30645), (1135, 27243), (2043, 15135), (3027, 10215), (3405, 9081), (5045, 6129)]