1907945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 2494800

約数和(自身を除く): 586855

約数列:

[1, 5, 13, 65, 149, 197, 745, 985, 1937, 2561, 9685, 12805, 29353, 146765, 381589, 1907945]

約数ペア:

[(1, 1907945), (5, 381589), (13, 146765), (65, 29353), (149, 12805), (197, 9685), (745, 2561), (985, 1937)]