40320861

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{51893}}^1$

素因数の和:51940

約数の個数: 16

約数和(自身を含む): 63103104

約数和(自身を除く): 22782243

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 51893, 155679, 363251, 1089753, 1920041, 5760123, 13440287, 40320861]

約数ペア:

[(1, 40320861), (3, 13440287), (7, 5760123), (21, 1920041), (37, 1089753), (111, 363251), (259, 155679), (777, 51893)]