28816235

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 12697237

約数列:

[1, 5, 7, 35, 41, 43, 205, 215, 287, 301, 467, 1435, 1505, 1763, 2335, 3269, 8815, 12341, 16345, 19147, 20081, 61705, 95735, 100405, 134029, 140567, 670145, 702835, 823321, 4116605, 5763247, 28816235]

約数ペア:

[(1, 28816235), (5, 5763247), (7, 4116605), (35, 823321), (41, 702835), (43, 670145), (205, 140567), (215, 134029), (287, 100405), (301, 95735), (467, 61705), (1435, 20081), (1505, 19147), (1763, 16345), (2335, 12341), (3269, 8815)]