161748213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2069}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 248002560

約数和(自身を除く): 86254347

約数列:

[1, 3, 11, 23, 33, 69, 103, 253, 309, 759, 1133, 2069, 2369, 3399, 6207, 7107, 22759, 26059, 47587, 68277, 78177, 142761, 213107, 523457, 639321, 1570371, 2344177, 4901461, 7032531, 14704383, 53916071, 161748213]

約数ペア:

[(1, 161748213), (3, 53916071), (11, 14704383), (23, 7032531), (33, 4901461), (69, 2344177), (103, 1570371), (253, 639321), (309, 523457), (759, 213107), (1133, 142761), (2069, 78177), (2369, 68277), (3399, 47587), (6207, 26059), (7107, 22759)]