1629918

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 3833856

約数和(自身を除く): 2203938

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 127, 138, 186, 207, 254, 279, 381, 414, 558, 713, 762, 1143, 1426, 2139, 2286, 2921, 3937, 4278, 5842, 6417, 7874, 8763, 11811, 12834, 17526, 23622, 26289, 35433, 52578, 70866, 90551, 181102, 271653, 543306, 814959, 1629918]

約数ペア:

[(1, 1629918), (2, 814959), (3, 543306), (6, 271653), (9, 181102), (18, 90551), (23, 70866), (31, 52578), (46, 35433), (62, 26289), (69, 23622), (93, 17526), (127, 12834), (138, 11811), (186, 8763), (207, 7874), (254, 6417), (279, 5842), (381, 4278), (414, 3937), (558, 2921), (713, 2286), (762, 2139), (1143, 1426)]