127942438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{24979}}^1$

素因数の和:25191

約数の個数: 16

約数和(自身を含む): 207733680

約数和(自身を除く): 79791242

約数列:

[1, 2, 13, 26, 197, 394, 2561, 5122, 24979, 49958, 324727, 649454, 4920863, 9841726, 63971219, 127942438]

約数ペア:

[(1, 127942438), (2, 63971219), (13, 9841726), (26, 4920863), (197, 649454), (394, 324727), (2561, 49958), (5122, 24979)]