4131561

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 6801408

約数和(自身を除く): 2669847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 163, 213, 357, 489, 497, 1141, 1207, 1491, 2771, 3423, 3621, 8313, 8449, 11573, 19397, 25347, 34719, 58191, 81011, 196741, 243033, 590223, 1377187, 4131561]

約数ペア:

[(1, 4131561), (3, 1377187), (7, 590223), (17, 243033), (21, 196741), (51, 81011), (71, 58191), (119, 34719), (163, 25347), (213, 19397), (357, 11573), (489, 8449), (497, 8313), (1141, 3621), (1207, 3423), (1491, 2771)]