1219617

素因数分解:

$3^6\times 7^1\times {\mathrm{239}}^1$

素因数の和:264

約数の個数: 28

約数和(自身を含む): 2098560

約数和(自身を除く): 878943

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 239, 243, 567, 717, 729, 1673, 1701, 2151, 5019, 5103, 6453, 15057, 19359, 45171, 58077, 135513, 174231, 406539, 1219617]

約数ペア:

[(1, 1219617), (3, 406539), (7, 174231), (9, 135513), (21, 58077), (27, 45171), (63, 19359), (81, 15057), (189, 6453), (239, 5103), (243, 5019), (567, 2151), (717, 1701), (729, 1673)]