2768598

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 7238088

約数和(自身を除く): 4469490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 73, 86, 98, 126, 129, 146, 147, 219, 258, 294, 301, 387, 438, 441, 511, 602, 657, 774, 882, 903, 1022, 1314, 1533, 1806, 2107, 2709, 3066, 3139, 3577, 4214, 4599, 5418, 6278, 6321, 7154, 9198, 9417, 10731, 12642, 18834, 18963, 21462, 21973, 28251, 32193, 37926, 43946, 56502, 64386, 65919, 131838, 153811, 197757, 307622, 395514, 461433, 922866, 1384299, 2768598]

約数ペア:

[(1, 2768598), (2, 1384299), (3, 922866), (6, 461433), (7, 395514), (9, 307622), (14, 197757), (18, 153811), (21, 131838), (42, 65919), (43, 64386), (49, 56502), (63, 43946), (73, 37926), (86, 32193), (98, 28251), (126, 21973), (129, 21462), (146, 18963), (147, 18834), (219, 12642), (258, 10731), (294, 9417), (301, 9198), (387, 7154), (438, 6321), (441, 6278), (511, 5418), (602, 4599), (657, 4214), (774, 3577), (882, 3139), (903, 3066), (1022, 2709), (1314, 2107), (1533, 1806)]