405642105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1669}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 769055040

約数和(自身を除く): 363412935

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 491, 495, 1473, 1669, 2455, 4419, 5007, 5401, 7365, 8345, 15021, 16203, 18359, 22095, 25035, 27005, 48609, 55077, 75105, 81015, 91795, 165231, 243045, 275385, 819479, 826155, 2458437, 4097395, 7375311, 9014269, 12292185, 27042807, 36876555, 45071345, 81128421, 135214035, 405642105]

約数ペア:

[(1, 405642105), (3, 135214035), (5, 81128421), (9, 45071345), (11, 36876555), (15, 27042807), (33, 12292185), (45, 9014269), (55, 7375311), (99, 4097395), (165, 2458437), (491, 826155), (495, 819479), (1473, 275385), (1669, 243045), (2455, 165231), (4419, 91795), (5007, 81015), (5401, 75105), (7365, 55077), (8345, 48609), (15021, 27005), (16203, 25035), (18359, 22095)]