210915531

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{1361}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 310634064

約数和(自身を除く): 99718533

約数列:

[1, 3, 9, 67, 201, 257, 603, 771, 1361, 2313, 4083, 12249, 17219, 51657, 91187, 154971, 273561, 349777, 820683, 1049331, 3147993, 23435059, 70305177, 210915531]

約数ペア:

[(1, 210915531), (3, 70305177), (9, 23435059), (67, 3147993), (201, 1049331), (257, 820683), (603, 349777), (771, 273561), (1361, 154971), (2313, 91187), (4083, 51657), (12249, 17219)]