4203009

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2762

約数の個数: 20

約数和(自身を含む): 6611440

約数和(自身を除く): 2408431

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2731, 8193, 24579, 51889, 73737, 155667, 221211, 467001, 1401003, 4203009]

約数ペア:

[(1, 4203009), (3, 1401003), (9, 467001), (19, 221211), (27, 155667), (57, 73737), (81, 51889), (171, 24579), (513, 8193), (1539, 2731)]