208934451

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2125

約数の個数: 48

約数和(自身を含む): 351375360

約数和(自身を除く): 142440909

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 121, 279, 297, 341, 363, 837, 1023, 1089, 2063, 3069, 3267, 3751, 6189, 9207, 11253, 18567, 22693, 33759, 55701, 63953, 68079, 101277, 191859, 204237, 249623, 575577, 612711, 703483, 748869, 1726731, 2110449, 2246607, 6331347, 6739821, 7738313, 18994041, 23214939, 69644817, 208934451]

約数ペア:

[(1, 208934451), (3, 69644817), (9, 23214939), (11, 18994041), (27, 7738313), (31, 6739821), (33, 6331347), (93, 2246607), (99, 2110449), (121, 1726731), (279, 748869), (297, 703483), (341, 612711), (363, 575577), (837, 249623), (1023, 204237), (1089, 191859), (2063, 101277), (3069, 68079), (3267, 63953), (3751, 55701), (6189, 33759), (9207, 22693), (11253, 18567)]