128257155

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{683}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 248209920

約数和(自身を除く): 119952765

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 107, 117, 135, 195, 321, 351, 535, 585, 683, 963, 1391, 1605, 1755, 2049, 2889, 3415, 4173, 4815, 6147, 6955, 8879, 10245, 12519, 14445, 18441, 20865, 26637, 30735, 37557, 44395, 62595, 73081, 79911, 92205, 133185, 187785, 219243, 239733, 365405, 399555, 657729, 950053, 1096215, 1198665, 1973187, 2850159, 3288645, 4750265, 8550477, 9865935, 14250795, 25651431, 42752385, 128257155]

約数ペア:

[(1, 128257155), (3, 42752385), (5, 25651431), (9, 14250795), (13, 9865935), (15, 8550477), (27, 4750265), (39, 3288645), (45, 2850159), (65, 1973187), (107, 1198665), (117, 1096215), (135, 950053), (195, 657729), (321, 399555), (351, 365405), (535, 239733), (585, 219243), (683, 187785), (963, 133185), (1391, 92205), (1605, 79911), (1755, 73081), (2049, 62595), (2889, 44395), (3415, 37557), (4173, 30735), (4815, 26637), (6147, 20865), (6955, 18441), (8879, 14445), (10245, 12519)]