161884173

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 240694272

約数和(自身を除く): 78810099

約数列:

[1, 3, 11, 33, 97, 103, 291, 309, 491, 1067, 1133, 1473, 3201, 3399, 5401, 9991, 16203, 29973, 47627, 50573, 109901, 142881, 151719, 329703, 523897, 556303, 1571691, 1668909, 4905581, 14716743, 53961391, 161884173]

約数ペア:

[(1, 161884173), (3, 53961391), (11, 14716743), (33, 4905581), (97, 1668909), (103, 1571691), (291, 556303), (309, 523897), (491, 329703), (1067, 151719), (1133, 142881), (1473, 109901), (3201, 50573), (3399, 47627), (5401, 29973), (9991, 16203)]