378054945

素因数分解:

$3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3719}}^1$

素因数の和:3987

約数の個数: 40

約数和(自身を含む): 680581440

約数和(自身を除く): 302526495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 251, 405, 753, 1255, 2259, 3719, 3765, 6777, 11157, 11295, 18595, 20331, 33471, 33885, 55785, 100413, 101655, 167355, 301239, 502065, 933469, 1506195, 2800407, 4667345, 8401221, 14002035, 25203663, 42006105, 75610989, 126018315, 378054945]

約数ペア:

[(1, 378054945), (3, 126018315), (5, 75610989), (9, 42006105), (15, 25203663), (27, 14002035), (45, 8401221), (81, 4667345), (135, 2800407), (251, 1506195), (405, 933469), (753, 502065), (1255, 301239), (2259, 167355), (3719, 101655), (3765, 100413), (6777, 55785), (11157, 33885), (11295, 33471), (18595, 20331)]