28309136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1863

約数の個数: 40

約数和(自身を含む): 58597440

約数和(自身を除く): 30288304

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1789, 1978, 3578, 3956, 7156, 7912, 14312, 15824, 28624, 41147, 76927, 82294, 153854, 164588, 307708, 329176, 615416, 658352, 1230832, 1769321, 3538642, 7077284, 14154568, 28309136]

約数ペア:

[(1, 28309136), (2, 14154568), (4, 7077284), (8, 3538642), (16, 1769321), (23, 1230832), (43, 658352), (46, 615416), (86, 329176), (92, 307708), (172, 164588), (184, 153854), (344, 82294), (368, 76927), (688, 41147), (989, 28624), (1789, 15824), (1978, 14312), (3578, 7912), (3956, 7156)]