193221639

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{550489}}^1$

素因数の和:550511

約数の個数: 16

約数和(自身を含む): 308274400

約数和(自身を除く): 115052761

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 550489, 1651467, 4954401, 7156357, 14863203, 21469071, 64407213, 193221639]

約数ペア:

[(1, 193221639), (3, 64407213), (9, 21469071), (13, 14863203), (27, 7156357), (39, 4954401), (117, 1651467), (351, 550489)]