208765645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2253

約数の個数: 32

約数和(自身を含む): 286602624

約数和(自身を除く): 77836979

約数列:

[1, 5, 11, 41, 43, 55, 205, 215, 451, 473, 1763, 2153, 2255, 2365, 8815, 10765, 19393, 23683, 88273, 92579, 96965, 118415, 441365, 462895, 971003, 1018369, 3795739, 4855015, 5091845, 18978695, 41753129, 208765645]

約数ペア:

[(1, 208765645), (5, 41753129), (11, 18978695), (41, 5091845), (43, 4855015), (55, 3795739), (205, 1018369), (215, 971003), (451, 462895), (473, 441365), (1763, 118415), (2153, 96965), (2255, 92579), (2365, 88273), (8815, 23683), (10765, 19393)]