213415528

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 422049600

約数和(自身を除く): 208634072

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 211, 239, 422, 478, 529, 844, 956, 1058, 1688, 1912, 2116, 4232, 4853, 5497, 9706, 10994, 19412, 21988, 38824, 43976, 50429, 100858, 111619, 126431, 201716, 223238, 252862, 403432, 446476, 505724, 892952, 1011448, 1159867, 2319734, 4639468, 9278936, 26676941, 53353882, 106707764, 213415528]

約数ペア:

[(1, 213415528), (2, 106707764), (4, 53353882), (8, 26676941), (23, 9278936), (46, 4639468), (92, 2319734), (184, 1159867), (211, 1011448), (239, 892952), (422, 505724), (478, 446476), (529, 403432), (844, 252862), (956, 223238), (1058, 201716), (1688, 126431), (1912, 111619), (2116, 100858), (4232, 50429), (4853, 43976), (5497, 38824), (9706, 21988), (10994, 19412)]