16668470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1409}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 37156320

約数和(自身を除く): 20487850

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1409, 1690, 2366, 2818, 5915, 7045, 9863, 11830, 14090, 18317, 19726, 36634, 49315, 91585, 98630, 128219, 183170, 238121, 256438, 476242, 641095, 1190605, 1282190, 1666847, 2381210, 3333694, 8334235, 16668470]

約数ペア:

[(1, 16668470), (2, 8334235), (5, 3333694), (7, 2381210), (10, 1666847), (13, 1282190), (14, 1190605), (26, 641095), (35, 476242), (65, 256438), (70, 238121), (91, 183170), (130, 128219), (169, 98630), (182, 91585), (338, 49315), (455, 36634), (845, 19726), (910, 18317), (1183, 14090), (1409, 11830), (1690, 9863), (2366, 7045), (2818, 5915)]