678791042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{241907}}^1$

素因数の和:241993

約数の個数: 16

約数和(自身を含む): 1079877312

約数和(自身を除く): 401086270

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 241907, 483814, 5563861, 11127722, 14756327, 29512654, 339395521, 678791042]

約数ペア:

[(1, 678791042), (2, 339395521), (23, 29512654), (46, 14756327), (61, 11127722), (122, 5563861), (1403, 483814), (2806, 241907)]