291010356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 911817088

約数和(自身を除く): 620806732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 211, 234, 252, 273, 364, 421, 422, 468, 546, 633, 819, 842, 844, 1092, 1263, 1266, 1477, 1638, 1684, 1899, 2526, 2532, 2743, 2947, 2954, 3276, 3789, 3798, 4431, 5052, 5473, 5486, 5894, 5908, 7578, 7596, 8229, 8841, 8862, 10946, 10972, 11788, 13293, 15156, 16419, 16458, 17682, 17724, 19201, 21892, 24687, 26523, 26586, 32838, 32916, 35364, 38311, 38402, 49257, 49374, 53046, 53172, 57603, 65676, 76622, 76804, 88831, 98514, 98748, 106092, 114933, 115206, 153244, 172809, 177662, 197028, 229866, 230412, 266493, 344799, 345618, 355324, 459732, 532986, 621817, 689598, 691236, 799479, 1065972, 1154803, 1243634, 1379196, 1598958, 1865451, 2309606, 2487268, 3197916, 3464409, 3730902, 4619212, 5596353, 6928818, 7461804, 8083621, 10393227, 11192706, 13857636, 16167242, 20786454, 22385412, 24250863, 32334484, 41572908, 48501726, 72752589, 97003452, 145505178, 291010356]

約数ペア:

[(1, 291010356), (2, 145505178), (3, 97003452), (4, 72752589), (6, 48501726), (7, 41572908), (9, 32334484), (12, 24250863), (13, 22385412), (14, 20786454), (18, 16167242), (21, 13857636), (26, 11192706), (28, 10393227), (36, 8083621), (39, 7461804), (42, 6928818), (52, 5596353), (63, 4619212), (78, 3730902), (84, 3464409), (91, 3197916), (117, 2487268), (126, 2309606), (156, 1865451), (182, 1598958), (211, 1379196), (234, 1243634), (252, 1154803), (273, 1065972), (364, 799479), (421, 691236), (422, 689598), (468, 621817), (546, 532986), (633, 459732), (819, 355324), (842, 345618), (844, 344799), (1092, 266493), (1263, 230412), (1266, 229866), (1477, 197028), (1638, 177662), (1684, 172809), (1899, 153244), (2526, 115206), (2532, 114933), (2743, 106092), (2947, 98748), (2954, 98514), (3276, 88831), (3789, 76804), (3798, 76622), (4431, 65676), (5052, 57603), (5473, 53172), (5486, 53046), (5894, 49374), (5908, 49257), (7578, 38402), (7596, 38311), (8229, 35364), (8841, 32916), (8862, 32838), (10946, 26586), (10972, 26523), (11788, 24687), (13293, 21892), (15156, 19201), (16419, 17724), (16458, 17682)]