991832010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2543159}}^1$

素因数の和:2543182

約数の個数: 32

約数和(自身を含む): 2563505280

約数和(自身を除く): 1571673270

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2543159, 5086318, 7629477, 12715795, 15258954, 25431590, 33061067, 38147385, 66122134, 76294770, 99183201, 165305335, 198366402, 330610670, 495916005, 991832010]

約数ペア:

[(1, 991832010), (2, 495916005), (3, 330610670), (5, 198366402), (6, 165305335), (10, 99183201), (13, 76294770), (15, 66122134), (26, 38147385), (30, 33061067), (39, 25431590), (65, 15258954), (78, 12715795), (130, 7629477), (195, 5086318), (390, 2543159)]