287858902478

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{761}}^1\times {\mathrm{947}}^1$

素因数の和:2097

約数の個数: 64

約数和(自身を含む): 501248037888

約数和(自身を除く): 213389135410

約数列:

[1, 2, 7, 14, 103, 206, 277, 554, 721, 761, 947, 1442, 1522, 1894, 1939, 3878, 5327, 6629, 10654, 13258, 28531, 57062, 78383, 97541, 156766, 195082, 199717, 210797, 262319, 399434, 421594, 524638, 548681, 682787, 720667, 1097362, 1365574, 1441334, 1475579, 1836233, 2951158, 3672466, 5044669, 10089338, 21712091, 27018857, 43424182, 54037714, 74228701, 148457402, 151984637, 189131999, 199624759, 303969274, 378263998, 399249518, 519600907, 1039201814, 1397373313, 2794746626, 20561350177, 41122700354, 143929451239, 287858902478]

約数ペア:

[(1, 287858902478), (2, 143929451239), (7, 41122700354), (14, 20561350177), (103, 2794746626), (206, 1397373313), (277, 1039201814), (554, 519600907), (721, 399249518), (761, 378263998), (947, 303969274), (1442, 199624759), (1522, 189131999), (1894, 151984637), (1939, 148457402), (3878, 74228701), (5327, 54037714), (6629, 43424182), (10654, 27018857), (13258, 21712091), (28531, 10089338), (57062, 5044669), (78383, 3672466), (97541, 2951158), (156766, 1836233), (195082, 1475579), (199717, 1441334), (210797, 1365574), (262319, 1097362), (399434, 720667), (421594, 682787), (524638, 548681)]