645414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 1634304

約数和(自身を除く): 988890

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 127, 154, 231, 242, 254, 363, 381, 462, 726, 762, 847, 889, 1397, 1694, 1778, 2541, 2667, 2794, 4191, 5082, 5334, 8382, 9779, 15367, 19558, 29337, 30734, 46101, 58674, 92202, 107569, 215138, 322707, 645414]

約数ペア:

[(1, 645414), (2, 322707), (3, 215138), (6, 107569), (7, 92202), (11, 58674), (14, 46101), (21, 30734), (22, 29337), (33, 19558), (42, 15367), (66, 9779), (77, 8382), (121, 5334), (127, 5082), (154, 4191), (231, 2794), (242, 2667), (254, 2541), (363, 1778), (381, 1694), (462, 1397), (726, 889), (762, 847)]