212978906

素因数分解:

$2^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{24109}}^1$

素因数の和:24749

約数の個数: 16

約数和(自身を含む): 365700480

約数和(自身を除く): 152721574

約数列:

[1, 2, 7, 14, 631, 1262, 4417, 8834, 24109, 48218, 168763, 337526, 15212779, 30425558, 106489453, 212978906]

約数ペア:

[(1, 212978906), (2, 106489453), (7, 30425558), (14, 15212779), (631, 337526), (1262, 168763), (4417, 48218), (8834, 24109)]