289402022

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{97}}^2$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 543039840

約数和(自身を除く): 253637818

約数列:

[1, 2, 7, 13, 14, 26, 91, 97, 169, 182, 194, 338, 679, 1183, 1261, 1358, 2197, 2366, 2522, 4394, 8827, 9409, 15379, 16393, 17654, 18818, 30758, 32786, 65863, 114751, 122317, 131726, 213109, 229502, 244634, 426218, 856219, 1491763, 1590121, 1712438, 2983526, 3180242, 11130847, 20671573, 22261694, 41343146, 144701011, 289402022]

約数ペア:

[(1, 289402022), (2, 144701011), (7, 41343146), (13, 22261694), (14, 20671573), (26, 11130847), (91, 3180242), (97, 2983526), (169, 1712438), (182, 1590121), (194, 1491763), (338, 856219), (679, 426218), (1183, 244634), (1261, 229502), (1358, 213109), (2197, 131726), (2366, 122317), (2522, 114751), (4394, 65863), (8827, 32786), (9409, 30758), (15379, 18818), (16393, 17654)]