8213790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21061}}^1$

素因数の和:21084

約数の個数: 32

約数和(自身を含む): 21230496

約数和(自身を除く): 13016706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21061, 42122, 63183, 105305, 126366, 210610, 273793, 315915, 547586, 631830, 821379, 1368965, 1642758, 2737930, 4106895, 8213790]

約数ペア:

[(1, 8213790), (2, 4106895), (3, 2737930), (5, 1642758), (6, 1368965), (10, 821379), (13, 631830), (15, 547586), (26, 315915), (30, 273793), (39, 210610), (65, 126366), (78, 105305), (130, 63183), (195, 42122), (390, 21061)]