129428264

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{23827}}^1$

素因数の和:23937

約数の個数: 32

約数和(自身を含む): 280217280

約数和(自身を除く): 150789016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 23827, 47654, 95308, 166789, 190616, 333578, 667156, 1334312, 2311219, 4622438, 9244876, 16178533, 18489752, 32357066, 64714132, 129428264]

約数ペア:

[(1, 129428264), (2, 64714132), (4, 32357066), (7, 18489752), (8, 16178533), (14, 9244876), (28, 4622438), (56, 2311219), (97, 1334312), (194, 667156), (388, 333578), (679, 190616), (776, 166789), (1358, 95308), (2716, 47654), (5432, 23827)]