71918511

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{30307}}^1$

素因数の和:30430

約数の個数: 16

約数和(自身を含む): 110563584

約数和(自身を除く): 38645073

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 30307, 90921, 212149, 636447, 3424691, 10274073, 23972837, 71918511]

約数ペア:

[(1, 71918511), (3, 23972837), (7, 10274073), (21, 3424691), (113, 636447), (339, 212149), (791, 90921), (2373, 30307)]