1639716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 4308864

約数和(自身を除く): 2669148

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 457, 598, 897, 914, 1196, 1371, 1794, 1828, 2742, 3588, 5484, 5941, 10511, 11882, 17823, 21022, 23764, 31533, 35646, 42044, 63066, 71292, 126132, 136643, 273286, 409929, 546572, 819858, 1639716]

約数ペア:

[(1, 1639716), (2, 819858), (3, 546572), (4, 409929), (6, 273286), (12, 136643), (13, 126132), (23, 71292), (26, 63066), (39, 42044), (46, 35646), (52, 31533), (69, 23764), (78, 21022), (92, 17823), (138, 11882), (156, 10511), (276, 5941), (299, 5484), (457, 3588), (598, 2742), (897, 1828), (914, 1794), (1196, 1371)]