290269252

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5737}}^1$

素因数の和:5900

約数の個数: 48

約数和(自身を含む): 629802880

約数和(自身を除く): 339533628

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 182, 278, 364, 556, 973, 1807, 1946, 3614, 3892, 5737, 7228, 11474, 12649, 22948, 25298, 40159, 50596, 74581, 80318, 149162, 160636, 298324, 522067, 797443, 1044134, 1594886, 2088268, 3189772, 5582101, 10366759, 11164202, 20733518, 22328404, 41467036, 72567313, 145134626, 290269252]

約数ペア:

[(1, 290269252), (2, 145134626), (4, 72567313), (7, 41467036), (13, 22328404), (14, 20733518), (26, 11164202), (28, 10366759), (52, 5582101), (91, 3189772), (139, 2088268), (182, 1594886), (278, 1044134), (364, 797443), (556, 522067), (973, 298324), (1807, 160636), (1946, 149162), (3614, 80318), (3892, 74581), (5737, 50596), (7228, 40159), (11474, 25298), (12649, 22948)]