1286406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 3116880

約数和(自身を除く): 1830474

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 89, 99, 146, 178, 198, 219, 267, 438, 534, 657, 801, 803, 979, 1314, 1602, 1606, 1958, 2409, 2937, 4818, 5874, 6497, 7227, 8811, 12994, 14454, 17622, 19491, 38982, 58473, 71467, 116946, 142934, 214401, 428802, 643203, 1286406]

約数ペア:

[(1, 1286406), (2, 643203), (3, 428802), (6, 214401), (9, 142934), (11, 116946), (18, 71467), (22, 58473), (33, 38982), (66, 19491), (73, 17622), (89, 14454), (99, 12994), (146, 8811), (178, 7227), (198, 6497), (219, 5874), (267, 4818), (438, 2937), (534, 2409), (657, 1958), (801, 1606), (803, 1602), (979, 1314)]