171608247

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 275680000

約数和(自身を除く): 104071753

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 171, 199, 369, 513, 597, 779, 1107, 1681, 1791, 2337, 3781, 5043, 5373, 7011, 8159, 11343, 15129, 21033, 24477, 31939, 34029, 45387, 73431, 95817, 102087, 155021, 220293, 287451, 334519, 465063, 862353, 1003557, 1395189, 3010671, 4185567, 6355861, 9032013, 19067583, 57202749, 171608247]

約数ペア:

[(1, 171608247), (3, 57202749), (9, 19067583), (19, 9032013), (27, 6355861), (41, 4185567), (57, 3010671), (123, 1395189), (171, 1003557), (199, 862353), (369, 465063), (513, 334519), (597, 287451), (779, 220293), (1107, 155021), (1681, 102087), (1791, 95817), (2337, 73431), (3781, 45387), (5043, 34029), (5373, 31939), (7011, 24477), (8159, 21033), (11343, 15129)]