123705686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{4951}}^1$

素因数の和:5028

約数の個数: 24

約数和(自身を含む): 206528112

約数和(自身を除く): 82822426

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1922, 4951, 9902, 12493, 24986, 64363, 128726, 153481, 306962, 1995253, 3990506, 4757911, 9515822, 61852843, 123705686]

約数ペア:

[(1, 123705686), (2, 61852843), (13, 9515822), (26, 4757911), (31, 3990506), (62, 1995253), (403, 306962), (806, 153481), (961, 128726), (1922, 64363), (4951, 24986), (9902, 12493)]