6561513

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 11232000

約数和(自身を除く): 4670487

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 233, 447, 699, 1043, 1341, 1631, 2097, 3129, 4023, 4893, 6291, 9387, 14679, 28161, 34717, 44037, 104151, 243019, 312453, 729057, 937359, 2187171, 6561513]

約数ペア:

[(1, 6561513), (3, 2187171), (7, 937359), (9, 729057), (21, 312453), (27, 243019), (63, 104151), (149, 44037), (189, 34717), (233, 28161), (447, 14679), (699, 9387), (1043, 6291), (1341, 4893), (1631, 4023), (2097, 3129)]