8889486485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{12577}}^1$

素因数の和:12845

約数の個数: 32

約数和(自身を含む): 11867192064

約数和(自身を除く): 2977705579

約数列:

[1, 5, 11, 55, 71, 181, 355, 781, 905, 1991, 3905, 9955, 12577, 12851, 62885, 64255, 138347, 141361, 691735, 706805, 892967, 2276437, 4464835, 9822637, 11382185, 25040807, 49113185, 125204035, 161627027, 808135135, 1777897297, 8889486485]

約数ペア:

[(1, 8889486485), (5, 1777897297), (11, 808135135), (55, 161627027), (71, 125204035), (181, 49113185), (355, 25040807), (781, 11382185), (905, 9822637), (1991, 4464835), (3905, 2276437), (9955, 892967), (12577, 706805), (12851, 691735), (62885, 141361), (64255, 138347)]