13712571

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 21807104

約数和(自身を除く): 8094533

約数列:

[1, 3, 9, 27, 31, 43, 81, 93, 127, 129, 279, 381, 387, 837, 1143, 1161, 1333, 2511, 3429, 3483, 3937, 3999, 5461, 10287, 11811, 11997, 16383, 35433, 35991, 49149, 106299, 107973, 147447, 169291, 318897, 442341, 507873, 1523619, 4570857, 13712571]

約数ペア:

[(1, 13712571), (3, 4570857), (9, 1523619), (27, 507873), (31, 442341), (43, 318897), (81, 169291), (93, 147447), (127, 107973), (129, 106299), (279, 49149), (381, 35991), (387, 35433), (837, 16383), (1143, 11997), (1161, 11811), (1333, 10287), (2511, 5461), (3429, 3999), (3483, 3937)]