551921907890

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{77845121}}^1$

素因数の和:77845837

約数の個数: 16

約数和(自身を含む): 994860659160

約数和(自身を除く): 442938751270

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 7090, 77845121, 155690242, 389225605, 778451210, 55192190789, 110384381578, 275960953945, 551921907890]

約数ペア:

[(1, 551921907890), (2, 275960953945), (5, 110384381578), (10, 55192190789), (709, 778451210), (1418, 389225605), (3545, 155690242), (7090, 77845121)]