15931839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4057}}^1$

素因数の和:4095

約数の個数: 32

約数和(自身を含む): 28048896

約数和(自身を除く): 12117057

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4057, 12171, 28399, 44627, 68969, 85197, 133881, 206907, 312389, 482783, 758659, 937167, 1448349, 2275977, 5310613, 15931839]

約数ペア:

[(1, 15931839), (3, 5310613), (7, 2275977), (11, 1448349), (17, 937167), (21, 758659), (33, 482783), (51, 312389), (77, 206907), (119, 133881), (187, 85197), (231, 68969), (357, 44627), (561, 28399), (1309, 12171), (3927, 4057)]