1297053

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 20

約数和(自身を含む): 1974720

約数和(自身を除く): 677667

約数列:

[1, 3, 9, 27, 67, 81, 201, 239, 603, 717, 1809, 2151, 5427, 6453, 16013, 19359, 48039, 144117, 432351, 1297053]

約数ペア:

[(1, 1297053), (3, 432351), (9, 144117), (27, 48039), (67, 19359), (81, 16013), (201, 6453), (239, 5427), (603, 2151), (717, 1809)]