13209813

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 6708267

約数列:

[1, 3, 9, 31, 93, 113, 279, 339, 419, 1017, 1257, 3503, 3771, 10509, 12989, 31527, 38967, 47347, 116901, 142041, 426123, 1467757, 4403271, 13209813]

約数ペア:

[(1, 13209813), (3, 4403271), (9, 1467757), (31, 426123), (93, 142041), (113, 116901), (279, 47347), (339, 38967), (419, 31527), (1017, 12989), (1257, 10509), (3503, 3771)]