16412571

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2347}}^1$

素因数の和:2400

約数の個数: 32

約数和(自身を含む): 28551680

約数和(自身を除く): 12139109

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 2347, 6993, 7041, 16429, 21123, 49287, 63369, 86839, 147861, 260517, 443583, 607873, 781551, 1823619, 2344653, 5470857, 16412571]

約数ペア:

[(1, 16412571), (3, 5470857), (7, 2344653), (9, 1823619), (21, 781551), (27, 607873), (37, 443583), (63, 260517), (111, 147861), (189, 86839), (259, 63369), (333, 49287), (777, 21123), (999, 16429), (2331, 7041), (2347, 6993)]