389655455852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{105540481}}^1$

素因数の和:105540569

約数の個数: 24

約数和(自身を含む): 744693640992

約数和(自身を除く): 355038185140

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 105540481, 211080962, 422161924, 1372026253, 2744052506, 5488105012, 7493374151, 14986748302, 29973496604, 97413863963, 194827727926, 389655455852]

約数ペア:

[(1, 389655455852), (2, 194827727926), (4, 97413863963), (13, 29973496604), (26, 14986748302), (52, 7493374151), (71, 5488105012), (142, 2744052506), (284, 1372026253), (923, 422161924), (1846, 211080962), (3692, 105540481)]