168221858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{9439}}^1$

素因数の和:9534

約数の個数: 32

約数和(自身を含む): 308121600

約数和(自身を除く): 139899742

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1273, 2546, 8911, 9439, 17822, 18878, 66073, 132146, 179341, 358682, 632413, 1255387, 1264826, 2510774, 4426891, 8853782, 12015847, 24031694, 84110929, 168221858]

約数ペア:

[(1, 168221858), (2, 84110929), (7, 24031694), (14, 12015847), (19, 8853782), (38, 4426891), (67, 2510774), (133, 1264826), (134, 1255387), (266, 632413), (469, 358682), (938, 179341), (1273, 132146), (2546, 66073), (8911, 18878), (9439, 17822)]