249346071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 401681280

約数和(自身を除く): 152335209

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 239, 241, 333, 481, 717, 723, 1443, 2151, 2169, 3107, 3133, 4329, 8843, 8917, 9321, 9399, 26529, 26751, 27963, 28197, 57599, 79587, 80253, 114959, 115921, 172797, 344877, 347763, 518391, 748787, 1034631, 1043289, 2131163, 2246361, 6393489, 6739083, 19180467, 27705119, 83115357, 249346071]

約数ペア:

[(1, 249346071), (3, 83115357), (9, 27705119), (13, 19180467), (37, 6739083), (39, 6393489), (111, 2246361), (117, 2131163), (239, 1043289), (241, 1034631), (333, 748787), (481, 518391), (717, 347763), (723, 344877), (1443, 172797), (2151, 115921), (2169, 114959), (3107, 80253), (3133, 79587), (4329, 57599), (8843, 28197), (8917, 27963), (9321, 26751), (9399, 26529)]