71913219

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{17929}}^1$

素因数の和:18130

約数の個数: 16

約数和(自身を含む): 110161920

約数和(自身を除く): 38248701

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 17929, 53787, 125503, 376509, 3424439, 10273317, 23971073, 71913219]

約数ペア:

[(1, 71913219), (3, 23971073), (7, 10273317), (21, 3424439), (191, 376509), (573, 125503), (1337, 53787), (4011, 17929)]