257701626

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157327}}^1$

素因数の和:157355

約数の個数: 48

約数和(自身を含む): 687208704

約数和(自身を除く): 429507078

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 157327, 314654, 471981, 943962, 1101289, 1415943, 2045251, 2202578, 2831886, 3303867, 4090502, 6135753, 6607734, 9911601, 12271506, 14316757, 18407259, 19823202, 28633514, 36814518, 42950271, 85900542, 128850813, 257701626]

約数ペア:

[(1, 257701626), (2, 128850813), (3, 85900542), (6, 42950271), (7, 36814518), (9, 28633514), (13, 19823202), (14, 18407259), (18, 14316757), (21, 12271506), (26, 9911601), (39, 6607734), (42, 6135753), (63, 4090502), (78, 3303867), (91, 2831886), (117, 2202578), (126, 2045251), (182, 1415943), (234, 1101289), (273, 943962), (546, 471981), (819, 314654), (1638, 157327)]