28819595

素因数分解:

$5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1587

約数の個数: 24

約数和(自身を含む): 40766400

約数和(自身を除く): 11946805

約数列:

[1, 5, 7, 35, 49, 79, 245, 395, 553, 1489, 2765, 3871, 7445, 10423, 19355, 52115, 72961, 117631, 364805, 588155, 823417, 4117085, 5763919, 28819595]

約数ペア:

[(1, 28819595), (5, 5763919), (7, 4117085), (35, 823417), (49, 588155), (79, 364805), (245, 117631), (395, 72961), (553, 52115), (1489, 19355), (2765, 10423), (3871, 7445)]