8991318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2207}}^1$

素因数の和:2316

約数の個数: 32

約数和(自身を含む): 20772864

約数和(自身を除く): 11781546

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 2207, 4074, 4414, 6621, 13242, 15449, 30898, 46347, 92694, 214079, 428158, 642237, 1284474, 1498553, 2997106, 4495659, 8991318]

約数ペア:

[(1, 8991318), (2, 4495659), (3, 2997106), (6, 1498553), (7, 1284474), (14, 642237), (21, 428158), (42, 214079), (97, 92694), (194, 46347), (291, 30898), (582, 15449), (679, 13242), (1358, 6621), (2037, 4414), (2207, 4074)]