208534263

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 323860992

約数和(自身を除く): 115326729

約数列:

[1, 3, 7, 21, 83, 181, 249, 543, 581, 661, 1267, 1743, 1983, 3801, 4627, 13881, 15023, 45069, 54863, 105161, 119641, 164589, 315483, 358923, 384041, 837487, 1152123, 2512461, 9930203, 29790609, 69511421, 208534263]

約数ペア:

[(1, 208534263), (3, 69511421), (7, 29790609), (21, 9930203), (83, 2512461), (181, 1152123), (249, 837487), (543, 384041), (581, 358923), (661, 315483), (1267, 164589), (1743, 119641), (1983, 105161), (3801, 54863), (4627, 45069), (13881, 15023)]