287293617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{33637}}^1$

素因数の和:33729

約数の個数: 24

約数和(自身を含む): 453036584

約数和(自身を除く): 165742967

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 33637, 100911, 302733, 437281, 1311843, 2455501, 3935529, 7366503, 22099509, 31921513, 95764539, 287293617]

約数ペア:

[(1, 287293617), (3, 95764539), (9, 31921513), (13, 22099509), (39, 7366503), (73, 3935529), (117, 2455501), (219, 1311843), (657, 437281), (949, 302733), (2847, 100911), (8541, 33637)]