661659843

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{27767}}^1$

素因数の和:27843

約数の個数: 24

約数和(自身を含む): 975656448

約数和(自身を除く): 313996605

約数列:

[1, 3, 13, 39, 47, 141, 169, 507, 611, 1833, 7943, 23829, 27767, 83301, 360971, 1082913, 1305049, 3915147, 4692623, 14077869, 16965637, 50896911, 220553281, 661659843]

約数ペア:

[(1, 661659843), (3, 220553281), (13, 50896911), (39, 16965637), (47, 14077869), (141, 4692623), (169, 3915147), (507, 1305049), (611, 1082913), (1833, 360971), (7943, 83301), (23829, 27767)]