2154985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2677}}^1$

素因数の和:2712

約数の個数: 16

約数和(自身を含む): 3085056

約数和(自身を除く): 930071

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2677, 13385, 18739, 61571, 93695, 307855, 430997, 2154985]

約数ペア:

[(1, 2154985), (5, 430997), (7, 307855), (23, 93695), (35, 61571), (115, 18739), (161, 13385), (805, 2677)]