127899490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{13309}}^1$

素因数の和:13378

約数の個数: 24

約数和(自身を含む): 237902940

約数和(自身を除く): 110003450

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 4805, 9610, 13309, 26618, 66545, 133090, 412579, 825158, 2062895, 4125790, 12789949, 25579898, 63949745, 127899490]

約数ペア:

[(1, 127899490), (2, 63949745), (5, 25579898), (10, 12789949), (31, 4125790), (62, 2062895), (155, 825158), (310, 412579), (961, 133090), (1922, 66545), (4805, 26618), (9610, 13309)]