81780936

素因数分解:

$2^3\times 3^1\times {\mathrm{487}}^1\times {\mathrm{6997}}^1$

素因数の和:7493

約数の個数: 32

約数和(自身を含む): 204901440

約数和(自身を除く): 123120504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 487, 974, 1461, 1948, 2922, 3896, 5844, 6997, 11688, 13994, 20991, 27988, 41982, 55976, 83964, 167928, 3407539, 6815078, 10222617, 13630156, 20445234, 27260312, 40890468, 81780936]

約数ペア:

[(1, 81780936), (2, 40890468), (3, 27260312), (4, 20445234), (6, 13630156), (8, 10222617), (12, 6815078), (24, 3407539), (487, 167928), (974, 83964), (1461, 55976), (1948, 41982), (2922, 27988), (3896, 20991), (5844, 13994), (6997, 11688)]