397308003

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7877}}^1$

素因数の和:7963

約数の個数: 32

約数和(自身を含む): 598980096

約数和(自身を除く): 201672093

約数列:

[1, 3, 17, 23, 43, 51, 69, 129, 391, 731, 989, 1173, 2193, 2967, 7877, 16813, 23631, 50439, 133909, 181171, 338711, 401727, 543513, 1016133, 3079907, 5758087, 7790353, 9239721, 17274261, 23371059, 132436001, 397308003]

約数ペア:

[(1, 397308003), (3, 132436001), (17, 23371059), (23, 17274261), (43, 9239721), (51, 7790353), (69, 5758087), (129, 3079907), (391, 1016133), (731, 543513), (989, 401727), (1173, 338711), (2193, 181171), (2967, 133909), (7877, 50439), (16813, 23631)]