203428239

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7213}}^1$

素因数の和:7319

約数の個数: 32

約数和(自身を含む): 332421120

約数和(自身を除く): 128992881

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 4029, 7213, 9401, 21639, 28203, 50491, 122621, 151473, 367863, 569827, 858347, 1709481, 2575041, 3988789, 9687059, 11966367, 29061177, 67809413, 203428239]

約数ペア:

[(1, 203428239), (3, 67809413), (7, 29061177), (17, 11966367), (21, 9687059), (51, 3988789), (79, 2575041), (119, 1709481), (237, 858347), (357, 569827), (553, 367863), (1343, 151473), (1659, 122621), (4029, 50491), (7213, 28203), (9401, 21639)]