199171752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{638371}}^1$

素因数の和:638393

約数の個数: 32

約数和(自身を含む): 536232480

約数和(自身を除く): 337060728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 638371, 1276742, 1915113, 2553484, 3830226, 5106968, 7660452, 8298823, 15320904, 16597646, 24896469, 33195292, 49792938, 66390584, 99585876, 199171752]

約数ペア:

[(1, 199171752), (2, 99585876), (3, 66390584), (4, 49792938), (6, 33195292), (8, 24896469), (12, 16597646), (13, 15320904), (24, 8298823), (26, 7660452), (39, 5106968), (52, 3830226), (78, 2553484), (104, 1915113), (156, 1276742), (312, 638371)]