71280878

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{5333}}^1$

素因数の和:5539

約数の個数: 16

約数和(自身を含む): 110221776

約数和(自身を除く): 38940898

約数列:

[1, 2, 41, 82, 163, 326, 5333, 6683, 10666, 13366, 218653, 437306, 869279, 1738558, 35640439, 71280878]

約数ペア:

[(1, 71280878), (2, 35640439), (41, 1738558), (82, 869279), (163, 437306), (326, 218653), (5333, 13366), (6683, 10666)]