27731067

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 45868032

約数和(自身を除く): 18136965

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 273, 471, 647, 1099, 1941, 2041, 3297, 4529, 6123, 8411, 13587, 14287, 25233, 42861, 58877, 101579, 176631, 304737, 711053, 1320527, 2133159, 3961581, 9243689, 27731067]

約数ペア:

[(1, 27731067), (3, 9243689), (7, 3961581), (13, 2133159), (21, 1320527), (39, 711053), (91, 304737), (157, 176631), (273, 101579), (471, 58877), (647, 42861), (1099, 25233), (1941, 14287), (2041, 13587), (3297, 8411), (4529, 6123)]