77998809

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{60889}}^1$

素因数の和:60960

約数の個数: 16

約数和(自身を含む): 120805760

約数和(自身を除く): 42806951

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 60889, 182667, 426223, 1278669, 3714229, 11142687, 25999603, 77998809]

約数ペア:

[(1, 77998809), (3, 25999603), (7, 11142687), (21, 3714229), (61, 1278669), (183, 426223), (427, 182667), (1281, 60889)]