199147869

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 314280960

約数和(自身を除く): 115133091

約数列:

[1, 3, 9, 23, 27, 69, 73, 191, 207, 219, 529, 573, 621, 657, 1587, 1679, 1719, 1971, 4393, 4761, 5037, 5157, 13179, 13943, 14283, 15111, 38617, 39537, 41829, 45333, 101039, 115851, 118611, 125487, 303117, 320689, 347553, 376461, 909351, 962067, 1042659, 2728053, 2886201, 7375847, 8658603, 22127541, 66382623, 199147869]

約数ペア:

[(1, 199147869), (3, 66382623), (9, 22127541), (23, 8658603), (27, 7375847), (69, 2886201), (73, 2728053), (191, 1042659), (207, 962067), (219, 909351), (529, 376461), (573, 347553), (621, 320689), (657, 303117), (1587, 125487), (1679, 118611), (1719, 115851), (1971, 101039), (4393, 45333), (4761, 41829), (5037, 39537), (5157, 38617), (13179, 15111), (13943, 14283)]