205122708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42841}}^1$

素因数の和:42877

約数の個数: 72

約数和(自身を含む): 623779520

約数和(自身を除く): 418656812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 42841, 85682, 128523, 171364, 257046, 299887, 385569, 514092, 599774, 771138, 813979, 899661, 1199548, 1542276, 1627958, 1799322, 2441937, 2698983, 3255916, 3598644, 4883874, 5397966, 5697853, 7325811, 9767748, 10795932, 11395706, 14651622, 17093559, 22791412, 29303244, 34187118, 51280677, 68374236, 102561354, 205122708]

約数ペア:

[(1, 205122708), (2, 102561354), (3, 68374236), (4, 51280677), (6, 34187118), (7, 29303244), (9, 22791412), (12, 17093559), (14, 14651622), (18, 11395706), (19, 10795932), (21, 9767748), (28, 7325811), (36, 5697853), (38, 5397966), (42, 4883874), (57, 3598644), (63, 3255916), (76, 2698983), (84, 2441937), (114, 1799322), (126, 1627958), (133, 1542276), (171, 1199548), (228, 899661), (252, 813979), (266, 771138), (342, 599774), (399, 514092), (532, 385569), (684, 299887), (798, 257046), (1197, 171364), (1596, 128523), (2394, 85682), (4788, 42841)]