198157671

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{10151}}^1$

素因数の和:10404

約数の個数: 20

約数和(自身を含む): 297270864

約数和(自身を除く): 99113193

約数列:

[1, 3, 9, 27, 81, 241, 723, 2169, 6507, 10151, 19521, 30453, 91359, 274077, 822231, 2446391, 7339173, 22017519, 66052557, 198157671]

約数ペア:

[(1, 198157671), (3, 66052557), (9, 22017519), (27, 7339173), (81, 2446391), (241, 822231), (723, 274077), (2169, 91359), (6507, 30453), (10151, 19521)]