70778290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643439}}^1$

素因数の和:643457

約数の個数: 16

約数和(自身を含む): 138983040

約数和(自身を除く): 68204750

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 643439, 1286878, 3217195, 6434390, 7077829, 14155658, 35389145, 70778290]

約数ペア:

[(1, 70778290), (2, 35389145), (5, 14155658), (10, 7077829), (11, 6434390), (22, 3217195), (55, 1286878), (110, 643439)]