199955169

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2161}}^1$

素因数の和:2342

約数の個数: 32

約数和(自身を含む): 311328000

約数和(自身を除く): 111372831

約数列:

[1, 3, 9, 23, 27, 69, 149, 207, 447, 621, 1341, 2161, 3427, 4023, 6483, 10281, 19449, 30843, 49703, 58347, 92529, 149109, 321989, 447327, 965967, 1341981, 2897901, 7405747, 8693703, 22217241, 66651723, 199955169]

約数ペア:

[(1, 199955169), (3, 66651723), (9, 22217241), (23, 8693703), (27, 7405747), (69, 2897901), (149, 1341981), (207, 965967), (447, 447327), (621, 321989), (1341, 149109), (2161, 92529), (3427, 58347), (4023, 49703), (6483, 30843), (10281, 19449)]