39297915

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 72813312

約数和(自身を除く): 33515397

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 69, 115, 129, 207, 215, 345, 387, 645, 883, 989, 1035, 1935, 2649, 2967, 4415, 4945, 7947, 8901, 13245, 14835, 20309, 37969, 39735, 44505, 60927, 101545, 113907, 182781, 189845, 304635, 341721, 569535, 873287, 913905, 1708605, 2619861, 4366435, 7859583, 13099305, 39297915]

約数ペア:

[(1, 39297915), (3, 13099305), (5, 7859583), (9, 4366435), (15, 2619861), (23, 1708605), (43, 913905), (45, 873287), (69, 569535), (115, 341721), (129, 304635), (207, 189845), (215, 182781), (345, 113907), (387, 101545), (645, 60927), (883, 44505), (989, 39735), (1035, 37969), (1935, 20309), (2649, 14835), (2967, 13245), (4415, 8901), (4945, 7947)]