81123042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1039}}^1$

素因数の和:1088

約数の個数: 96

約数和(自身を含む): 219248640

約数和(自身を除く): 138125598

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 169, 182, 231, 273, 286, 338, 429, 462, 507, 546, 858, 1001, 1014, 1039, 1183, 1859, 2002, 2078, 2366, 3003, 3117, 3549, 3718, 5577, 6006, 6234, 7098, 7273, 11154, 11429, 13013, 13507, 14546, 21819, 22858, 26026, 27014, 34287, 39039, 40521, 43638, 68574, 78078, 80003, 81042, 94549, 148577, 160006, 175591, 189098, 240009, 283647, 297154, 351182, 445731, 480018, 526773, 567294, 891462, 1040039, 1053546, 1229137, 1931501, 2080078, 2458274, 3120117, 3687411, 3863002, 5794503, 6240234, 7374822, 11589006, 13520507, 27041014, 40561521, 81123042]

約数ペア:

[(1, 81123042), (2, 40561521), (3, 27041014), (6, 13520507), (7, 11589006), (11, 7374822), (13, 6240234), (14, 5794503), (21, 3863002), (22, 3687411), (26, 3120117), (33, 2458274), (39, 2080078), (42, 1931501), (66, 1229137), (77, 1053546), (78, 1040039), (91, 891462), (143, 567294), (154, 526773), (169, 480018), (182, 445731), (231, 351182), (273, 297154), (286, 283647), (338, 240009), (429, 189098), (462, 175591), (507, 160006), (546, 148577), (858, 94549), (1001, 81042), (1014, 80003), (1039, 78078), (1183, 68574), (1859, 43638), (2002, 40521), (2078, 39039), (2366, 34287), (3003, 27014), (3117, 26026), (3549, 22858), (3718, 21819), (5577, 14546), (6006, 13507), (6234, 13013), (7098, 11429), (7273, 11154)]