2018678685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2767}}^1\times {\mathrm{2861}}^1$

素因数の和:5653

約数の個数: 32

約数和(自身を含む): 3422310912

約数和(自身を除く): 1403632227

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 2767, 2861, 8301, 8583, 13835, 14305, 41505, 42915, 47039, 48637, 141117, 145911, 235195, 243185, 705585, 729555, 7916387, 23749161, 39581935, 118745805, 134578579, 403735737, 672892895, 2018678685]

約数ペア:

[(1, 2018678685), (3, 672892895), (5, 403735737), (15, 134578579), (17, 118745805), (51, 39581935), (85, 23749161), (255, 7916387), (2767, 729555), (2861, 705585), (8301, 243185), (8583, 235195), (13835, 145911), (14305, 141117), (41505, 48637), (42915, 47039)]