56728455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{540271}}^1$

素因数の和:540286

約数の個数: 16

約数和(自身を含む): 103732224

約数和(自身を除く): 47003769

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 540271, 1620813, 2701355, 3781897, 8104065, 11345691, 18909485, 56728455]

約数ペア:

[(1, 56728455), (3, 18909485), (5, 11345691), (7, 8104065), (15, 3781897), (21, 2701355), (35, 1620813), (105, 540271)]