12977930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{467}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 26822016

約数和(自身を除く): 13844086

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 467, 794, 934, 1985, 2335, 2779, 3269, 3970, 4670, 5558, 6538, 13895, 16345, 27790, 32690, 185399, 370798, 926995, 1297793, 1853990, 2595586, 6488965, 12977930]

約数ペア:

[(1, 12977930), (2, 6488965), (5, 2595586), (7, 1853990), (10, 1297793), (14, 926995), (35, 370798), (70, 185399), (397, 32690), (467, 27790), (794, 16345), (934, 13895), (1985, 6538), (2335, 5558), (2779, 4670), (3269, 3970)]