56216205

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 100317360

約数和(自身を除く): 44101155

約数列:

[1, 3, 5, 9, 15, 45, 73, 109, 157, 219, 327, 365, 471, 545, 657, 785, 981, 1095, 1413, 1635, 2355, 3285, 4905, 7065, 7957, 11461, 17113, 23871, 34383, 39785, 51339, 57305, 71613, 85565, 103149, 119355, 154017, 171915, 256695, 358065, 515745, 770085, 1249249, 3747747, 6246245, 11243241, 18738735, 56216205]

約数ペア:

[(1, 56216205), (3, 18738735), (5, 11243241), (9, 6246245), (15, 3747747), (45, 1249249), (73, 770085), (109, 515745), (157, 358065), (219, 256695), (327, 171915), (365, 154017), (471, 119355), (545, 103149), (657, 85565), (785, 71613), (981, 57305), (1095, 51339), (1413, 39785), (1635, 34383), (2355, 23871), (3285, 17113), (4905, 11461), (7065, 7957)]