28452627

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 49969920

約数和(自身を除く): 21517293

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 243, 301, 387, 389, 567, 903, 1161, 1167, 1701, 2709, 2723, 3483, 3501, 8127, 8169, 10449, 10503, 16727, 24381, 24507, 31509, 50181, 73143, 73521, 94527, 117089, 150543, 220563, 351267, 451629, 661689, 1053801, 1354887, 3161403, 4064661, 9484209, 28452627]

約数ペア:

[(1, 28452627), (3, 9484209), (7, 4064661), (9, 3161403), (21, 1354887), (27, 1053801), (43, 661689), (63, 451629), (81, 351267), (129, 220563), (189, 150543), (243, 117089), (301, 94527), (387, 73521), (389, 73143), (567, 50181), (903, 31509), (1161, 24507), (1167, 24381), (1701, 16727), (2709, 10503), (2723, 10449), (3483, 8169), (3501, 8127)]