388619392

素因数分解:

$2^7\times 7^2\times {\mathrm{61961}}^1$

素因数の和:61989

約数の個数: 48

約数和(自身を含む): 900617670

約数和(自身を除く): 511998278

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 61961, 123922, 247844, 433727, 495688, 867454, 991376, 1734908, 1982752, 3036089, 3469816, 3965504, 6072178, 6939632, 7931008, 12144356, 13879264, 24288712, 27758528, 48577424, 55517056, 97154848, 194309696, 388619392]

約数ペア:

[(1, 388619392), (2, 194309696), (4, 97154848), (7, 55517056), (8, 48577424), (14, 27758528), (16, 24288712), (28, 13879264), (32, 12144356), (49, 7931008), (56, 6939632), (64, 6072178), (98, 3965504), (112, 3469816), (128, 3036089), (196, 1982752), (224, 1734908), (392, 991376), (448, 867454), (784, 495688), (896, 433727), (1568, 247844), (3136, 123922), (6272, 61961)]