1280851905

素因数分解:

$3^1\times 5^1\times {\mathrm{4931}}^1\times {\mathrm{17317}}^1$

素因数の和:22256

約数の個数: 16

約数和(自身を含む): 2049897024

約数和(自身を除く): 769045119

約数列:

[1, 3, 5, 15, 4931, 14793, 17317, 24655, 51951, 73965, 86585, 259755, 85390127, 256170381, 426950635, 1280851905]

約数ペア:

[(1, 1280851905), (3, 426950635), (5, 256170381), (15, 85390127), (4931, 259755), (14793, 86585), (17317, 73965), (24655, 51951)]