131787684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3331}}^1$

素因数の和:3505

約数の個数: 72

約数和(自身を含む): 383259968

約数和(自身を除く): 251472284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 3331, 4396, 5652, 6594, 6662, 9891, 9993, 13188, 13324, 19782, 19986, 23317, 29979, 39564, 39972, 46634, 59958, 69951, 93268, 119916, 139902, 209853, 279804, 419706, 522967, 839412, 1045934, 1568901, 2091868, 3137802, 3660769, 4706703, 6275604, 7321538, 9413406, 10982307, 14643076, 18826812, 21964614, 32946921, 43929228, 65893842, 131787684]

約数ペア:

[(1, 131787684), (2, 65893842), (3, 43929228), (4, 32946921), (6, 21964614), (7, 18826812), (9, 14643076), (12, 10982307), (14, 9413406), (18, 7321538), (21, 6275604), (28, 4706703), (36, 3660769), (42, 3137802), (63, 2091868), (84, 1568901), (126, 1045934), (157, 839412), (252, 522967), (314, 419706), (471, 279804), (628, 209853), (942, 139902), (1099, 119916), (1413, 93268), (1884, 69951), (2198, 59958), (2826, 46634), (3297, 39972), (3331, 39564), (4396, 29979), (5652, 23317), (6594, 19986), (6662, 19782), (9891, 13324), (9993, 13188)]