12772215

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2557}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 23328960

約数和(自身を除く): 10556745

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 2557, 4995, 7671, 12785, 23013, 38355, 69039, 94609, 115065, 283827, 345195, 473045, 851481, 1419135, 2554443, 4257405, 12772215]

約数ペア:

[(1, 12772215), (3, 4257405), (5, 2554443), (9, 1419135), (15, 851481), (27, 473045), (37, 345195), (45, 283827), (111, 115065), (135, 94609), (185, 69039), (333, 38355), (555, 23013), (999, 12785), (1665, 7671), (2557, 4995)]