81381377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{3929}}^1$

素因数の和:4216

約数の個数: 16

約数和(自身を含む): 101865600

約数和(自身を除く): 20484223

約数列:

[1, 7, 11, 77, 269, 1883, 2959, 3929, 20713, 27503, 43219, 302533, 1056901, 7398307, 11625911, 81381377]

約数ペア:

[(1, 81381377), (7, 11625911), (11, 7398307), (77, 1056901), (269, 302533), (1883, 43219), (2959, 27503), (3929, 20713)]