73405997

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 85684992

約数和(自身を除く): 12278995

約数列:

[1, 7, 61, 353, 427, 487, 2471, 3409, 21533, 29707, 150731, 171911, 207949, 1203377, 10486571, 73405997]

約数ペア:

[(1, 73405997), (7, 10486571), (61, 1203377), (353, 207949), (427, 171911), (487, 150731), (2471, 29707), (3409, 21533)]