19066725

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 35831040

約数和(自身を除く): 16764315

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 601, 675, 705, 1175, 1269, 1803, 2115, 3005, 3525, 5409, 6345, 9015, 10575, 15025, 16227, 27045, 28247, 31725, 45075, 81135, 84741, 135225, 141235, 254223, 405675, 423705, 706175, 762669, 1271115, 2118525, 3813345, 6355575, 19066725]

約数ペア:

[(1, 19066725), (3, 6355575), (5, 3813345), (9, 2118525), (15, 1271115), (25, 762669), (27, 706175), (45, 423705), (47, 405675), (75, 254223), (135, 141235), (141, 135225), (225, 84741), (235, 81135), (423, 45075), (601, 31725), (675, 28247), (705, 27045), (1175, 16227), (1269, 15025), (1803, 10575), (2115, 9015), (3005, 6345), (3525, 5409)]