7197855

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{1399}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 13440000

約数和(自身を除く): 6242145

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1399, 1715, 4197, 5145, 6995, 9793, 20985, 29379, 48965, 68551, 146895, 205653, 342755, 479857, 1028265, 1439571, 2399285, 7197855]

約数ペア:

[(1, 7197855), (3, 2399285), (5, 1439571), (7, 1028265), (15, 479857), (21, 342755), (35, 205653), (49, 146895), (105, 68551), (147, 48965), (245, 29379), (343, 20985), (735, 9793), (1029, 6995), (1399, 5145), (1715, 4197)]