209410012

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2699}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 446342400

約数和(自身を除く): 236932388

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 163, 238, 326, 476, 652, 1141, 2282, 2699, 2771, 4564, 5398, 5542, 10796, 11084, 18893, 19397, 37786, 38794, 45883, 75572, 77588, 91766, 183532, 321181, 439937, 642362, 879874, 1284724, 1759748, 3079559, 6159118, 7478929, 12318236, 14957858, 29915716, 52352503, 104705006, 209410012]

約数ペア:

[(1, 209410012), (2, 104705006), (4, 52352503), (7, 29915716), (14, 14957858), (17, 12318236), (28, 7478929), (34, 6159118), (68, 3079559), (119, 1759748), (163, 1284724), (238, 879874), (326, 642362), (476, 439937), (652, 321181), (1141, 183532), (2282, 91766), (2699, 77588), (2771, 75572), (4564, 45883), (5398, 38794), (5542, 37786), (10796, 19397), (11084, 18893)]