128453696

素因数分解:

$2^6\times 7^2\times {\mathrm{40961}}^1$

素因数の和:40987

約数の個数: 42

約数和(自身を含む): 296523918

約数和(自身を除く): 168070222

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 40961, 81922, 163844, 286727, 327688, 573454, 655376, 1146908, 1310752, 2007089, 2293816, 2621504, 4014178, 4587632, 8028356, 9175264, 16056712, 18350528, 32113424, 64226848, 128453696]

約数ペア:

[(1, 128453696), (2, 64226848), (4, 32113424), (7, 18350528), (8, 16056712), (14, 9175264), (16, 8028356), (28, 4587632), (32, 4014178), (49, 2621504), (56, 2293816), (64, 2007089), (98, 1310752), (112, 1146908), (196, 655376), (224, 573454), (392, 327688), (448, 286727), (784, 163844), (1568, 81922), (3136, 40961)]