420181657

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 518307840

約数和(自身を除く): 98126183

約数列:

[1, 7, 31, 37, 59, 217, 259, 413, 887, 1147, 1829, 2183, 6209, 8029, 12803, 15281, 27497, 32819, 52333, 67673, 192479, 229733, 366331, 473711, 1017389, 1622323, 1936321, 7121723, 11356261, 13554247, 60025951, 420181657]

約数ペア:

[(1, 420181657), (7, 60025951), (31, 13554247), (37, 11356261), (59, 7121723), (217, 1936321), (259, 1622323), (413, 1017389), (887, 473711), (1147, 366331), (1829, 229733), (2183, 192479), (6209, 67673), (8029, 52333), (12803, 32819), (15281, 27497)]