54121557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 94003200

約数和(自身を除く): 39881643

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 79, 101, 119, 133, 237, 303, 323, 357, 399, 553, 707, 969, 1343, 1501, 1659, 1717, 1919, 2121, 2261, 4029, 4503, 5151, 5757, 6783, 7979, 9401, 10507, 12019, 13433, 23937, 25517, 28203, 31521, 32623, 36057, 40299, 55853, 76551, 97869, 135643, 151601, 167559, 178619, 228361, 406929, 454803, 535857, 685083, 949501, 1061207, 2577217, 2848503, 3183621, 7731651, 18040519, 54121557]

約数ペア:

[(1, 54121557), (3, 18040519), (7, 7731651), (17, 3183621), (19, 2848503), (21, 2577217), (51, 1061207), (57, 949501), (79, 685083), (101, 535857), (119, 454803), (133, 406929), (237, 228361), (303, 178619), (323, 167559), (357, 151601), (399, 135643), (553, 97869), (707, 76551), (969, 55853), (1343, 40299), (1501, 36057), (1659, 32623), (1717, 31521), (1919, 28203), (2121, 25517), (2261, 23937), (4029, 13433), (4503, 12019), (5151, 10507), (5757, 9401), (6783, 7979)]