142666979

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7723}}^1$

素因数の和:7779

約数の個数: 24

約数和(自身を含む): 184912560

約数和(自身を除く): 42245581

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 2639, 7723, 18473, 54061, 100399, 223967, 378427, 702793, 1567769, 2911571, 4919551, 10974383, 20380997, 142666979]

約数ペア:

[(1, 142666979), (7, 20380997), (13, 10974383), (29, 4919551), (49, 2911571), (91, 1567769), (203, 702793), (377, 378427), (637, 223967), (1421, 100399), (2639, 54061), (7723, 18473)]