889781746

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{12553}}^1$

素因数の和:12706

約数の個数: 32

約数和(自身を含む): 1569149568

約数和(自身を除く): 679367822

約数列:

[1, 2, 7, 14, 61, 83, 122, 166, 427, 581, 854, 1162, 5063, 10126, 12553, 25106, 35441, 70882, 87871, 175742, 765733, 1041899, 1531466, 2083798, 5360131, 7293293, 10720262, 14586586, 63555839, 127111678, 444890873, 889781746]

約数ペア:

[(1, 889781746), (2, 444890873), (7, 127111678), (14, 63555839), (61, 14586586), (83, 10720262), (122, 7293293), (166, 5360131), (427, 2083798), (581, 1531466), (854, 1041899), (1162, 765733), (5063, 175742), (10126, 87871), (12553, 70882), (25106, 35441)]