2008331385

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 3404021760

約数和(自身を除く): 1395690375

約数列:

[1, 3, 5, 15, 47, 53, 59, 141, 159, 177, 235, 265, 295, 705, 795, 885, 911, 2491, 2733, 2773, 3127, 4555, 7473, 8319, 9381, 12455, 13665, 13865, 15635, 37365, 41595, 42817, 46905, 48283, 53749, 128451, 144849, 146969, 161247, 214085, 241415, 268745, 440907, 642255, 724245, 734845, 806235, 2204535, 2269301, 2526203, 2848697, 6807903, 7578609, 8546091, 11346505, 12631015, 14243485, 34039515, 37893045, 42730455, 133888759, 401666277, 669443795, 2008331385]

約数ペア:

[(1, 2008331385), (3, 669443795), (5, 401666277), (15, 133888759), (47, 42730455), (53, 37893045), (59, 34039515), (141, 14243485), (159, 12631015), (177, 11346505), (235, 8546091), (265, 7578609), (295, 6807903), (705, 2848697), (795, 2526203), (885, 2269301), (911, 2204535), (2491, 806235), (2733, 734845), (2773, 724245), (3127, 642255), (4555, 440907), (7473, 268745), (8319, 241415), (9381, 214085), (12455, 161247), (13665, 146969), (13865, 144849), (15635, 128451), (37365, 53749), (41595, 48283), (42817, 46905)]