309090978

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{272567}}^1$

素因数の和:272588

約数の個数: 40

約数和(自身を含む): 791537472

約数和(自身を除く): 482446494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 272567, 545134, 817701, 1635402, 1907969, 2453103, 3815938, 4906206, 5723907, 7359309, 11447814, 14718618, 17171721, 22077927, 34343442, 44155854, 51515163, 103030326, 154545489, 309090978]

約数ペア:

[(1, 309090978), (2, 154545489), (3, 103030326), (6, 51515163), (7, 44155854), (9, 34343442), (14, 22077927), (18, 17171721), (21, 14718618), (27, 11447814), (42, 7359309), (54, 5723907), (63, 4906206), (81, 3815938), (126, 2453103), (162, 1907969), (189, 1635402), (378, 817701), (567, 545134), (1134, 272567)]