71520771

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{16141}}^1$

素因数の和:16362

約数の個数: 16

約数和(自身を含む): 109507328

約数和(自身を除く): 37986557

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 16141, 48423, 112987, 338961, 3405751, 10217253, 23840257, 71520771]

約数ペア:

[(1, 71520771), (3, 23840257), (7, 10217253), (21, 3405751), (211, 338961), (633, 112987), (1477, 48423), (4431, 16141)]