2741319

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 4616352

約数和(自身を除く): 1875033

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 821, 1113, 2463, 3339, 5747, 7389, 17241, 43513, 51723, 130539, 304591, 391617, 913773, 2741319]

約数ペア:

[(1, 2741319), (3, 913773), (7, 391617), (9, 304591), (21, 130539), (53, 51723), (63, 43513), (159, 17241), (371, 7389), (477, 5747), (821, 3339), (1113, 2463)]