28192670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1301}}^1$

素因数の和:1516

約数の個数: 32

約数和(自身を含む): 55683936

約数和(自身を除く): 27491266

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1301, 1970, 2167, 2602, 4334, 6505, 10835, 13010, 14311, 21670, 28622, 71555, 143110, 256297, 512594, 1281485, 2562970, 2819267, 5638534, 14096335, 28192670]

約数ペア:

[(1, 28192670), (2, 14096335), (5, 5638534), (10, 2819267), (11, 2562970), (22, 1281485), (55, 512594), (110, 256297), (197, 143110), (394, 71555), (985, 28622), (1301, 21670), (1970, 14311), (2167, 13010), (2602, 10835), (4334, 6505)]