51909273

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1229}}^1$

素因数の和:1286

約数の個数: 36

約数和(自身を含む): 85290660

約数和(自身を除く): 33381387

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 741, 1083, 1229, 2223, 3249, 3687, 4693, 11061, 14079, 15977, 23351, 42237, 47931, 70053, 143793, 210159, 303563, 443669, 910689, 1331007, 2732067, 3993021, 5767697, 17303091, 51909273]

約数ペア:

[(1, 51909273), (3, 17303091), (9, 5767697), (13, 3993021), (19, 2732067), (39, 1331007), (57, 910689), (117, 443669), (171, 303563), (247, 210159), (361, 143793), (741, 70053), (1083, 47931), (1229, 42237), (2223, 23351), (3249, 15977), (3687, 14079), (4693, 11061)]