8178987

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 12165120

約数和(自身を除く): 3986133

約数列:

[1, 3, 19, 43, 47, 57, 71, 129, 141, 213, 817, 893, 1349, 2021, 2451, 2679, 3053, 3337, 4047, 6063, 9159, 10011, 38399, 58007, 63403, 115197, 143491, 174021, 190209, 430473, 2726329, 8178987]

約数ペア:

[(1, 8178987), (3, 2726329), (19, 430473), (43, 190209), (47, 174021), (57, 143491), (71, 115197), (129, 63403), (141, 58007), (213, 38399), (817, 10011), (893, 9159), (1349, 6063), (2021, 4047), (2451, 3337), (2679, 3053)]