123457782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2281

約数の個数: 64

約数和(自身を含む): 301363200

約数和(自身を除く): 177905418

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 71, 114, 133, 142, 213, 266, 399, 426, 497, 798, 994, 1349, 1491, 2179, 2698, 2982, 4047, 4358, 6537, 8094, 9443, 13074, 15253, 18886, 28329, 30506, 41401, 45759, 56658, 82802, 91518, 124203, 154709, 248406, 289807, 309418, 464127, 579614, 869421, 928254, 1082963, 1738842, 2165926, 2939471, 3248889, 5878942, 6497778, 8818413, 17636826, 20576297, 41152594, 61728891, 123457782]

約数ペア:

[(1, 123457782), (2, 61728891), (3, 41152594), (6, 20576297), (7, 17636826), (14, 8818413), (19, 6497778), (21, 5878942), (38, 3248889), (42, 2939471), (57, 2165926), (71, 1738842), (114, 1082963), (133, 928254), (142, 869421), (213, 579614), (266, 464127), (399, 309418), (426, 289807), (497, 248406), (798, 154709), (994, 124203), (1349, 91518), (1491, 82802), (2179, 56658), (2698, 45759), (2982, 41401), (4047, 30506), (4358, 28329), (6537, 18886), (8094, 15253), (9443, 13074)]