28261491310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7012777}}^1$

素因数の和:7012828

約数の個数: 32

約数和(自身を含む): 56551041792

約数和(自身を除く): 28289550482

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 7012777, 14025554, 35063885, 70127770, 91166101, 182332202, 217396087, 434792174, 455830505, 911661010, 1086980435, 2173960870, 2826149131, 5652298262, 14130745655, 28261491310]

約数ペア:

[(1, 28261491310), (2, 14130745655), (5, 5652298262), (10, 2826149131), (13, 2173960870), (26, 1086980435), (31, 911661010), (62, 455830505), (65, 434792174), (130, 217396087), (155, 182332202), (310, 91166101), (403, 70127770), (806, 35063885), (2015, 14025554), (4030, 7012777)]