678450248

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{80233}}^1$

素因数の和:80397

約数の個数: 32

約数和(自身を含む): 1463468160

約数和(自身を除く): 785017912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 80233, 160466, 320932, 561631, 641864, 1123262, 2246524, 4493048, 12115183, 24230366, 48460732, 84806281, 96921464, 169612562, 339225124, 678450248]

約数ペア:

[(1, 678450248), (2, 339225124), (4, 169612562), (7, 96921464), (8, 84806281), (14, 48460732), (28, 24230366), (56, 12115183), (151, 4493048), (302, 2246524), (604, 1123262), (1057, 641864), (1208, 561631), (2114, 320932), (4228, 160466), (8456, 80233)]