13243503

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 21952000

約数和(自身を除く): 8708497

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 349, 417, 973, 1047, 1807, 2443, 2919, 4537, 5421, 7329, 12649, 13611, 31759, 37947, 48511, 95277, 145533, 339577, 630643, 1018731, 1891929, 4414501, 13243503]

約数ペア:

[(1, 13243503), (3, 4414501), (7, 1891929), (13, 1018731), (21, 630643), (39, 339577), (91, 145533), (139, 95277), (273, 48511), (349, 37947), (417, 31759), (973, 13611), (1047, 12649), (1807, 7329), (2443, 5421), (2919, 4537)]