639144385

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{9349}}^1$

素因数の和:9489

約数の個数: 24

約数和(自身を含む): 850588200

約数和(自身を除く): 211443815

約数列:

[1, 5, 11, 55, 113, 121, 565, 605, 1243, 6215, 9349, 13673, 46745, 68365, 102839, 514195, 1056437, 1131229, 5282185, 5656145, 11620807, 58104035, 127828877, 639144385]

約数ペア:

[(1, 639144385), (5, 127828877), (11, 58104035), (55, 11620807), (113, 5656145), (121, 5282185), (565, 1131229), (605, 1056437), (1243, 514195), (6215, 102839), (9349, 68365), (13673, 46745)]