291216198218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{307839533}}^1$

素因数の和:307839589

約数の個数: 16

約数和(自身を含む): 487617821856

約数和(自身を除く): 196401623638

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 307839533, 615679066, 3386234863, 6772469726, 13237099919, 26474199838, 145608099109, 291216198218]

約数ペア:

[(1, 291216198218), (2, 145608099109), (11, 26474199838), (22, 13237099919), (43, 6772469726), (86, 3386234863), (473, 615679066), (946, 307839533)]