7121156

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 14325696

約数和(自身を除く): 7204540

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1291, 1379, 2582, 2758, 5164, 5516, 9037, 18074, 36148, 254327, 508654, 1017308, 1780289, 3560578, 7121156]

約数ペア:

[(1, 7121156), (2, 3560578), (4, 1780289), (7, 1017308), (14, 508654), (28, 254327), (197, 36148), (394, 18074), (788, 9037), (1291, 5516), (1379, 5164), (2582, 2758)]