1551155985

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{801631}}^1$

素因数の和:801685

約数の個数: 24

約数和(自身を含む): 2751201024

約数和(自身を除く): 1200045039

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 801631, 2404893, 4008155, 7214679, 12024465, 34470133, 36073395, 103410399, 172350665, 310231197, 517051995, 1551155985]

約数ペア:

[(1, 1551155985), (3, 517051995), (5, 310231197), (9, 172350665), (15, 103410399), (43, 36073395), (45, 34470133), (129, 12024465), (215, 7214679), (387, 4008155), (645, 2404893), (1935, 801631)]