1288891285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{5441}}^1$

素因数の和:5589

約数の個数: 32

約数和(自身を含む): 1739698560

約数和(自身を除く): 450807275

約数列:

[1, 5, 11, 55, 59, 73, 295, 365, 649, 803, 3245, 4015, 4307, 5441, 21535, 27205, 47377, 59851, 236885, 299255, 321019, 397193, 1605095, 1985965, 3531209, 4369123, 17656045, 21845615, 23434387, 117171935, 257778257, 1288891285]

約数ペア:

[(1, 1288891285), (5, 257778257), (11, 117171935), (55, 23434387), (59, 21845615), (73, 17656045), (295, 4369123), (365, 3531209), (649, 1985965), (803, 1605095), (3245, 397193), (4015, 321019), (4307, 299255), (5441, 236885), (21535, 59851), (27205, 47377)]