2420121

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 3638880

約数和(自身を除く): 1218759

約数列:

[1, 3, 11, 33, 59, 113, 121, 177, 339, 363, 649, 1243, 1947, 3729, 6667, 7139, 13673, 20001, 21417, 41019, 73337, 220011, 806707, 2420121]

約数ペア:

[(1, 2420121), (3, 806707), (11, 220011), (33, 73337), (59, 41019), (113, 21417), (121, 20001), (177, 13673), (339, 7139), (363, 6667), (649, 3729), (1243, 1947)]