131314407

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{839}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 208051200

約数和(自身を除く): 76736793

約数列:

[1, 3, 7, 21, 29, 87, 203, 257, 609, 771, 839, 1799, 2517, 5397, 5873, 7453, 17619, 22359, 24331, 52171, 72993, 156513, 170317, 215623, 510951, 646869, 1509361, 4528083, 6253067, 18759201, 43771469, 131314407]

約数ペア:

[(1, 131314407), (3, 43771469), (7, 18759201), (21, 6253067), (29, 4528083), (87, 1509361), (203, 646869), (257, 510951), (609, 215623), (771, 170317), (839, 156513), (1799, 72993), (2517, 52171), (5397, 24331), (5873, 22359), (7453, 17619)]