1277307928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{39239}}^1$

素因数の和:39571

約数の個数: 32

約数和(自身を含む): 2587485600

約数和(自身を除く): 1310177672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 313, 626, 1252, 2504, 4069, 8138, 16276, 32552, 39239, 78478, 156956, 313912, 510107, 1020214, 2040428, 4080856, 12281807, 24563614, 49127228, 98254456, 159663491, 319326982, 638653964, 1277307928]

約数ペア:

[(1, 1277307928), (2, 638653964), (4, 319326982), (8, 159663491), (13, 98254456), (26, 49127228), (52, 24563614), (104, 12281807), (313, 4080856), (626, 2040428), (1252, 1020214), (2504, 510107), (4069, 313912), (8138, 156956), (16276, 78478), (32552, 39239)]