64985858

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21391}}^1$

素因数の和:21438

約数の個数: 24

約数和(自身を含む): 117057024

約数和(自身を除く): 52071166

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 21391, 42782, 149737, 299474, 663121, 1048159, 1326242, 2096318, 4641847, 9283694, 32492929, 64985858]

約数ペア:

[(1, 64985858), (2, 32492929), (7, 9283694), (14, 4641847), (31, 2096318), (49, 1326242), (62, 1048159), (98, 663121), (217, 299474), (434, 149737), (1519, 42782), (3038, 21391)]