13867497

素因数分解:

$3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 23654400

約数和(自身を除く): 9786903

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 239, 307, 717, 921, 1673, 2149, 2151, 2763, 5019, 6447, 6453, 8289, 15057, 19341, 45171, 58023, 73373, 220119, 513611, 660357, 1540833, 1981071, 4622499, 13867497]

約数ペア:

[(1, 13867497), (3, 4622499), (7, 1981071), (9, 1540833), (21, 660357), (27, 513611), (63, 220119), (189, 73373), (239, 58023), (307, 45171), (717, 19341), (921, 15057), (1673, 8289), (2149, 6453), (2151, 6447), (2763, 5019)]