78809385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7877}}^1$

素因数の和:7937

約数の個数: 32

約数和(自身を含む): 136131840

約数和(自身を除く): 57322455

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 7877, 10005, 23631, 39385, 118155, 181171, 228433, 543513, 685299, 905855, 1142165, 2717565, 3426495, 5253959, 15761877, 26269795, 78809385]

約数ペア:

[(1, 78809385), (3, 26269795), (5, 15761877), (15, 5253959), (23, 3426495), (29, 2717565), (69, 1142165), (87, 905855), (115, 685299), (145, 543513), (345, 228433), (435, 181171), (667, 118155), (2001, 39385), (3335, 23631), (7877, 10005)]