77720337

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{19319}}^1$

素因数の和:19477

約数の個数: 16

約数和(自身を含む): 115920000

約数和(自身を除く): 38199663

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 19319, 57957, 173871, 521613, 2878531, 8635593, 25906779, 77720337]

約数ペア:

[(1, 77720337), (3, 25906779), (9, 8635593), (27, 2878531), (149, 521613), (447, 173871), (1341, 57957), (4023, 19319)]