207278888

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{487}}^1\times {\mathrm{641}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 394752960

約数和(自身を除く): 187474072

約数列:

[1, 2, 4, 8, 83, 166, 332, 487, 641, 664, 974, 1282, 1948, 2564, 3896, 5128, 40421, 53203, 80842, 106406, 161684, 212812, 312167, 323368, 425624, 624334, 1248668, 2497336, 25909861, 51819722, 103639444, 207278888]

約数ペア:

[(1, 207278888), (2, 103639444), (4, 51819722), (8, 25909861), (83, 2497336), (166, 1248668), (332, 624334), (487, 425624), (641, 323368), (664, 312167), (974, 212812), (1282, 161684), (1948, 106406), (2564, 80842), (3896, 53203), (5128, 40421)]