72031029

素因数分解:

$3^1\times 7^3\times {\mathrm{70001}}^1$

素因数の和:70025

約数の個数: 16

約数和(自身を含む): 112003200

約数和(自身を除く): 39972171

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 70001, 210003, 490007, 1470021, 3430049, 10290147, 24010343, 72031029]

約数ペア:

[(1, 72031029), (3, 24010343), (7, 10290147), (21, 3430049), (49, 1470021), (147, 490007), (343, 210003), (1029, 70001)]