71992739

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 94711680

約数和(自身を除く): 22718941

約数列:

[1, 7, 13, 17, 91, 119, 173, 221, 269, 1211, 1547, 1883, 2249, 2941, 3497, 4573, 15743, 20587, 24479, 32011, 38233, 46537, 59449, 267631, 325759, 416143, 604981, 791129, 4234867, 5537903, 10284677, 71992739]

約数ペア:

[(1, 71992739), (7, 10284677), (13, 5537903), (17, 4234867), (91, 791129), (119, 604981), (173, 416143), (221, 325759), (269, 267631), (1211, 59449), (1547, 46537), (1883, 38233), (2249, 32011), (2941, 24479), (3497, 20587), (4573, 15743)]