1880329269

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{3449}}^1$

素因数の和:5469

約数の個数: 32

約数和(自身を含む): 3088108800

約数和(自身を除く): 1207779531

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1997, 3449, 5991, 10347, 13979, 24143, 25961, 41937, 44837, 72429, 77883, 134511, 181727, 313859, 545181, 941577, 6887653, 20662959, 48213571, 89539489, 144640713, 268618467, 626776423, 1880329269]

約数ペア:

[(1, 1880329269), (3, 626776423), (7, 268618467), (13, 144640713), (21, 89539489), (39, 48213571), (91, 20662959), (273, 6887653), (1997, 941577), (3449, 545181), (5991, 313859), (10347, 181727), (13979, 134511), (24143, 77883), (25961, 72429), (41937, 44837)]