2650263

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 4548600

約数和(自身を除く): 1898337

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 149, 231, 363, 447, 539, 847, 1043, 1617, 1639, 2541, 3129, 4917, 5929, 7301, 11473, 17787, 18029, 21903, 34419, 54087, 80311, 126203, 240933, 378609, 883421, 2650263]

約数ペア:

[(1, 2650263), (3, 883421), (7, 378609), (11, 240933), (21, 126203), (33, 80311), (49, 54087), (77, 34419), (121, 21903), (147, 18029), (149, 17787), (231, 11473), (363, 7301), (447, 5929), (539, 4917), (847, 3129), (1043, 2541), (1617, 1639)]