6722919

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 11708928

約数和(自身を除く): 4986009

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 167, 189, 213, 497, 501, 567, 639, 1169, 1491, 1503, 1917, 3507, 4473, 4509, 5751, 10521, 11857, 13419, 13527, 31563, 35571, 40257, 82999, 94689, 106713, 248997, 320139, 746991, 960417, 2240973, 6722919]

約数ペア:

[(1, 6722919), (3, 2240973), (7, 960417), (9, 746991), (21, 320139), (27, 248997), (63, 106713), (71, 94689), (81, 82999), (167, 40257), (189, 35571), (213, 31563), (497, 13527), (501, 13419), (567, 11857), (639, 10521), (1169, 5751), (1491, 4509), (1503, 4473), (1917, 3507)]