172912845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{10103}}^1$

素因数の和:10281

約数の個数: 32

約数和(自身を含む): 318154752

約数和(自身を除く): 145241907

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 5705, 10103, 17115, 30309, 50515, 70721, 151545, 212163, 353605, 1060815, 1646789, 4940367, 8233945, 11527523, 24701835, 34582569, 57637615, 172912845]

約数ペア:

[(1, 172912845), (3, 57637615), (5, 34582569), (7, 24701835), (15, 11527523), (21, 8233945), (35, 4940367), (105, 1646789), (163, 1060815), (489, 353605), (815, 212163), (1141, 151545), (2445, 70721), (3423, 50515), (5705, 30309), (10103, 17115)]