261027316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11257}}^1$

素因数の和:11320

約数の個数: 48

約数和(自身を含む): 544707072

約数和(自身を除く): 283679756

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 124, 187, 341, 374, 527, 682, 748, 1054, 1364, 2108, 5797, 11257, 11594, 22514, 23188, 45028, 123827, 191369, 247654, 348967, 382738, 495308, 697934, 765476, 1395868, 2105059, 3838637, 4210118, 5932439, 7677274, 8420236, 11864878, 15354548, 23729756, 65256829, 130513658, 261027316]

約数ペア:

[(1, 261027316), (2, 130513658), (4, 65256829), (11, 23729756), (17, 15354548), (22, 11864878), (31, 8420236), (34, 7677274), (44, 5932439), (62, 4210118), (68, 3838637), (124, 2105059), (187, 1395868), (341, 765476), (374, 697934), (527, 495308), (682, 382738), (748, 348967), (1054, 247654), (1364, 191369), (2108, 123827), (5797, 45028), (11257, 23188), (11594, 22514)]