31356490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1447}}^1$

素因数の和:1662

約数の個数: 32

約数和(自身を含む): 61928064

約数和(自身を除く): 30571574

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1447, 1970, 2167, 2894, 4334, 7235, 10835, 14470, 15917, 21670, 31834, 79585, 159170, 285059, 570118, 1425295, 2850590, 3135649, 6271298, 15678245, 31356490]

約数ペア:

[(1, 31356490), (2, 15678245), (5, 6271298), (10, 3135649), (11, 2850590), (22, 1425295), (55, 570118), (110, 285059), (197, 159170), (394, 79585), (985, 31834), (1447, 21670), (1970, 15917), (2167, 14470), (2894, 10835), (4334, 7235)]