219912063

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1867}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 344309760

約数和(自身を除く): 124397697

約数列:

[1, 3, 7, 21, 71, 79, 213, 237, 497, 553, 1491, 1659, 1867, 5601, 5609, 13069, 16827, 39207, 39263, 117789, 132557, 147493, 397671, 442479, 927899, 1032451, 2783697, 3097353, 10472003, 31416009, 73304021, 219912063]

約数ペア:

[(1, 219912063), (3, 73304021), (7, 31416009), (21, 10472003), (71, 3097353), (79, 2783697), (213, 1032451), (237, 927899), (497, 442479), (553, 397671), (1491, 147493), (1659, 132557), (1867, 117789), (5601, 39263), (5609, 39207), (13069, 16827)]