1393609

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:277

約数の個数: 16

約数和(自身を含む): 1728000

約数和(自身を除く): 334391

約数列:

[1, 7, 17, 49, 119, 239, 343, 833, 1673, 4063, 5831, 11711, 28441, 81977, 199087, 1393609]

約数ペア:

[(1, 1393609), (7, 199087), (17, 81977), (49, 28441), (119, 11711), (239, 5831), (343, 4063), (833, 1673)]