6690215

素因数分解:

$5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 9676800

約数和(自身を除く): 2986585

約数列:

[1, 5, 7, 35, 47, 49, 83, 235, 245, 329, 343, 415, 581, 1645, 1715, 2303, 2905, 3901, 4067, 11515, 16121, 19505, 20335, 27307, 28469, 80605, 136535, 142345, 191149, 955745, 1338043, 6690215]

約数ペア:

[(1, 6690215), (5, 1338043), (7, 955745), (35, 191149), (47, 142345), (49, 136535), (83, 80605), (235, 28469), (245, 27307), (329, 20335), (343, 19505), (415, 16121), (581, 11515), (1645, 4067), (1715, 3901), (2303, 2905)]