121778162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 203572224

約数和(自身を除く): 81794062

約数列:

[1, 2, 11, 22, 73, 146, 191, 382, 397, 794, 803, 1606, 2101, 4202, 4367, 8734, 13943, 27886, 28981, 57962, 75827, 151654, 153373, 306746, 318791, 637582, 834097, 1668194, 5535371, 11070742, 60889081, 121778162]

約数ペア:

[(1, 121778162), (2, 60889081), (11, 11070742), (22, 5535371), (73, 1668194), (146, 834097), (191, 637582), (382, 318791), (397, 306746), (794, 153373), (803, 151654), (1606, 75827), (2101, 57962), (4202, 28981), (4367, 27886), (8734, 13943)]