6730479

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 11520000

約数和(自身を除く): 4789521

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 239, 447, 717, 1043, 1341, 1673, 2151, 3129, 4023, 5019, 6453, 9387, 15057, 28161, 35611, 45171, 106833, 249277, 320499, 747831, 961497, 2243493, 6730479]

約数ペア:

[(1, 6730479), (3, 2243493), (7, 961497), (9, 747831), (21, 320499), (27, 249277), (63, 106833), (149, 45171), (189, 35611), (239, 28161), (447, 15057), (717, 9387), (1043, 6453), (1341, 5019), (1673, 4023), (2151, 3129)]