1666111569369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{21138451}}^1$

素因数の和:21138557

約数の個数: 32

約数和(自身を含む): 2500086994944

約数和(自身を除く): 833975425575

約数列:

[1, 3, 13, 39, 43, 47, 129, 141, 559, 611, 1677, 1833, 2021, 6063, 26273, 78819, 21138451, 63415353, 274799863, 824399589, 908953393, 993507197, 2726860179, 2980521591, 11816394109, 12915593561, 35449182327, 38746780683, 42720809471, 128162428413, 555370523123, 1666111569369]

約数ペア:

[(1, 1666111569369), (3, 555370523123), (13, 128162428413), (39, 42720809471), (43, 38746780683), (47, 35449182327), (129, 12915593561), (141, 11816394109), (559, 2980521591), (611, 2726860179), (1677, 993507197), (1833, 908953393), (2021, 824399589), (6063, 274799863), (26273, 63415353), (78819, 21138451)]