129640455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{411557}}^1$

素因数の和:411575

約数の個数: 24

約数和(自身を含む): 256812192

約数和(自身を除く): 127171737

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 411557, 1234671, 2057785, 2880899, 3704013, 6173355, 8642697, 14404495, 18520065, 25928091, 43213485, 129640455]

約数ペア:

[(1, 129640455), (3, 43213485), (5, 25928091), (7, 18520065), (9, 14404495), (15, 8642697), (21, 6173355), (35, 3704013), (45, 2880899), (63, 2057785), (105, 1234671), (315, 411557)]