27488890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 32023430

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 143, 235, 286, 409, 470, 517, 611, 715, 818, 1034, 1222, 1430, 2045, 2585, 3055, 4090, 4499, 5170, 5317, 6110, 6721, 8998, 10634, 13442, 19223, 22495, 26585, 33605, 38446, 44990, 53170, 58487, 67210, 96115, 116974, 192230, 211453, 249899, 292435, 422906, 499798, 584870, 1057265, 1249495, 2114530, 2498990, 2748889, 5497778, 13744445, 27488890]

約数ペア:

[(1, 27488890), (2, 13744445), (5, 5497778), (10, 2748889), (11, 2498990), (13, 2114530), (22, 1249495), (26, 1057265), (47, 584870), (55, 499798), (65, 422906), (94, 292435), (110, 249899), (130, 211453), (143, 192230), (235, 116974), (286, 96115), (409, 67210), (470, 58487), (517, 53170), (611, 44990), (715, 38446), (818, 33605), (1034, 26585), (1222, 22495), (1430, 19223), (2045, 13442), (2585, 10634), (3055, 8998), (4090, 6721), (4499, 6110), (5170, 5317)]