128231163

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 187949216

約数和(自身を除く): 59718053

約数列:

[1, 3, 9, 151, 157, 453, 471, 601, 1359, 1413, 1803, 5409, 23707, 71121, 90751, 94357, 213363, 272253, 283071, 816759, 849213, 14247907, 42743721, 128231163]

約数ペア:

[(1, 128231163), (3, 42743721), (9, 14247907), (151, 849213), (157, 816759), (453, 283071), (471, 272253), (601, 213363), (1359, 94357), (1413, 90751), (1803, 71121), (5409, 23707)]