66901772

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{64577}}^1$

素因数の和:64625

約数の個数: 24

約数和(自身を含む): 137421984

約数和(自身を除く): 70520212

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 64577, 129154, 258308, 452039, 904078, 1808156, 2389349, 4778698, 9557396, 16725443, 33450886, 66901772]

約数ペア:

[(1, 66901772), (2, 33450886), (4, 16725443), (7, 9557396), (14, 4778698), (28, 2389349), (37, 1808156), (74, 904078), (148, 452039), (259, 258308), (518, 129154), (1036, 64577)]