259497616

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32633}}^1$

素因数の和:32719

約数の個数: 40

約数和(自身を含む): 582712704

約数和(自身を除く): 323215088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 32633, 65266, 130532, 228431, 261064, 456862, 522128, 913724, 1827448, 2316943, 3654896, 4633886, 9267772, 16218601, 18535544, 32437202, 37071088, 64874404, 129748808, 259497616]

約数ペア:

[(1, 259497616), (2, 129748808), (4, 64874404), (7, 37071088), (8, 32437202), (14, 18535544), (16, 16218601), (28, 9267772), (56, 4633886), (71, 3654896), (112, 2316943), (142, 1827448), (284, 913724), (497, 522128), (568, 456862), (994, 261064), (1136, 228431), (1988, 130532), (3976, 65266), (7952, 32633)]