8641908

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 24155040

約数和(自身を除く): 15513132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 157, 198, 278, 314, 396, 417, 471, 556, 628, 834, 942, 1251, 1413, 1529, 1668, 1727, 1884, 2502, 2826, 3058, 3454, 4587, 5004, 5181, 5652, 6116, 6908, 9174, 10362, 13761, 15543, 18348, 20724, 21823, 27522, 31086, 43646, 55044, 62172, 65469, 87292, 130938, 196407, 240053, 261876, 392814, 480106, 720159, 785628, 960212, 1440318, 2160477, 2880636, 4320954, 8641908]

約数ペア:

[(1, 8641908), (2, 4320954), (3, 2880636), (4, 2160477), (6, 1440318), (9, 960212), (11, 785628), (12, 720159), (18, 480106), (22, 392814), (33, 261876), (36, 240053), (44, 196407), (66, 130938), (99, 87292), (132, 65469), (139, 62172), (157, 55044), (198, 43646), (278, 31086), (314, 27522), (396, 21823), (417, 20724), (471, 18348), (556, 15543), (628, 13761), (834, 10362), (942, 9174), (1251, 6908), (1413, 6116), (1529, 5652), (1668, 5181), (1727, 5004), (1884, 4587), (2502, 3454), (2826, 3058)]