127700816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{130841}}^1$

素因数の和:130910

約数の個数: 20

約数和(自身を含む): 251478324

約数和(自身を除く): 123777508

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 130841, 261682, 523364, 1046728, 2093456, 7981301, 15962602, 31925204, 63850408, 127700816]

約数ペア:

[(1, 127700816), (2, 63850408), (4, 31925204), (8, 15962602), (16, 7981301), (61, 2093456), (122, 1046728), (244, 523364), (488, 261682), (976, 130841)]