261696366

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^2\times {\mathrm{2621}}^1$

素因数の和:2718

約数の個数: 48

約数和(自身を含む): 595613520

約数和(自身を除く): 333917154

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 1849, 2322, 2621, 3698, 5242, 5547, 7863, 11094, 15726, 16641, 23589, 33282, 47178, 49923, 70767, 99846, 112703, 141534, 225406, 338109, 676218, 1014327, 2028654, 3042981, 4846229, 6085962, 9692458, 14538687, 29077374, 43616061, 87232122, 130848183, 261696366]

約数ペア:

[(1, 261696366), (2, 130848183), (3, 87232122), (6, 43616061), (9, 29077374), (18, 14538687), (27, 9692458), (43, 6085962), (54, 4846229), (86, 3042981), (129, 2028654), (258, 1014327), (387, 676218), (774, 338109), (1161, 225406), (1849, 141534), (2322, 112703), (2621, 99846), (3698, 70767), (5242, 49923), (5547, 47178), (7863, 33282), (11094, 23589), (15726, 16641)]