16316181

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 27878400

約数和(自身を除く): 11562219

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 659, 917, 1179, 1977, 2751, 3537, 4613, 5931, 8253, 13839, 17793, 24759, 41517, 86329, 124551, 258987, 604303, 776961, 1812909, 2330883, 5438727, 16316181]

約数ペア:

[(1, 16316181), (3, 5438727), (7, 2330883), (9, 1812909), (21, 776961), (27, 604303), (63, 258987), (131, 124551), (189, 86329), (393, 41517), (659, 24759), (917, 17793), (1179, 13839), (1977, 8253), (2751, 5931), (3537, 4613)]