55457745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 105836544

約数和(自身を除く): 50378799

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 71, 105, 129, 173, 213, 215, 301, 355, 497, 519, 645, 865, 903, 1065, 1211, 1491, 1505, 2485, 2595, 3053, 3633, 4515, 6055, 7439, 7455, 9159, 12283, 15265, 18165, 21371, 22317, 36849, 37195, 45795, 52073, 61415, 64113, 85981, 106855, 111585, 156219, 184245, 257943, 260365, 320565, 429905, 528169, 781095, 1289715, 1584507, 2640845, 3697183, 7922535, 11091549, 18485915, 55457745]

約数ペア:

[(1, 55457745), (3, 18485915), (5, 11091549), (7, 7922535), (15, 3697183), (21, 2640845), (35, 1584507), (43, 1289715), (71, 781095), (105, 528169), (129, 429905), (173, 320565), (213, 260365), (215, 257943), (301, 184245), (355, 156219), (497, 111585), (519, 106855), (645, 85981), (865, 64113), (903, 61415), (1065, 52073), (1211, 45795), (1491, 37195), (1505, 36849), (2485, 22317), (2595, 21371), (3053, 18165), (3633, 15265), (4515, 12283), (6055, 9159), (7439, 7455)]