257112306

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1101

約数の個数: 80

約数和(自身を含む): 633188160

約数和(自身を除く): 376075854

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 157, 162, 198, 297, 314, 471, 594, 891, 919, 942, 1413, 1727, 1782, 1838, 2757, 2826, 3454, 4239, 5181, 5514, 8271, 8478, 10109, 10362, 12717, 15543, 16542, 20218, 24813, 25434, 30327, 31086, 46629, 49626, 60654, 74439, 90981, 93258, 139887, 144283, 148878, 181962, 272943, 279774, 288566, 432849, 545886, 818829, 865698, 1298547, 1587113, 1637658, 2597094, 3174226, 3895641, 4761339, 7791282, 9522678, 11686923, 14284017, 23373846, 28568034, 42852051, 85704102, 128556153, 257112306]

約数ペア:

[(1, 257112306), (2, 128556153), (3, 85704102), (6, 42852051), (9, 28568034), (11, 23373846), (18, 14284017), (22, 11686923), (27, 9522678), (33, 7791282), (54, 4761339), (66, 3895641), (81, 3174226), (99, 2597094), (157, 1637658), (162, 1587113), (198, 1298547), (297, 865698), (314, 818829), (471, 545886), (594, 432849), (891, 288566), (919, 279774), (942, 272943), (1413, 181962), (1727, 148878), (1782, 144283), (1838, 139887), (2757, 93258), (2826, 90981), (3454, 74439), (4239, 60654), (5181, 49626), (5514, 46629), (8271, 31086), (8478, 30327), (10109, 25434), (10362, 24813), (12717, 20218), (15543, 16542)]