127221171

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{5347}}^1$

素因数の和:5471

約数の個数: 32

約数和(自身を含む): 213577728

約数和(自身を除く): 86356557

約数列:

[1, 3, 7, 11, 21, 33, 77, 103, 231, 309, 721, 1133, 2163, 3399, 5347, 7931, 16041, 23793, 37429, 58817, 112287, 176451, 411719, 550741, 1235157, 1652223, 3855187, 6058151, 11565561, 18174453, 42407057, 127221171]

約数ペア:

[(1, 127221171), (3, 42407057), (7, 18174453), (11, 11565561), (21, 6058151), (33, 3855187), (77, 1652223), (103, 1235157), (231, 550741), (309, 411719), (721, 176451), (1133, 112287), (2163, 58817), (3399, 37429), (5347, 23793), (7931, 16041)]