288977416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{396947}}^1$

素因数の和:396973

約数の個数: 32

約数和(自身を含む): 666872640

約数和(自身を除く): 377895224

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 396947, 793894, 1587788, 2778629, 3175576, 5160311, 5557258, 10320622, 11114516, 20641244, 22229032, 36122177, 41282488, 72244354, 144488708, 288977416]

約数ペア:

[(1, 288977416), (2, 144488708), (4, 72244354), (7, 41282488), (8, 36122177), (13, 22229032), (14, 20641244), (26, 11114516), (28, 10320622), (52, 5557258), (56, 5160311), (91, 3175576), (104, 2778629), (182, 1587788), (364, 793894), (728, 396947)]