212869809

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{421}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 322340480

約数和(自身を除く): 109470671

約数列:

[1, 3, 9, 27, 61, 183, 307, 421, 549, 921, 1263, 1647, 2763, 3789, 8289, 11367, 18727, 25681, 56181, 77043, 129247, 168543, 231129, 387741, 505629, 693387, 1163223, 3489669, 7884067, 23652201, 70956603, 212869809]

約数ペア:

[(1, 212869809), (3, 70956603), (9, 23652201), (27, 7884067), (61, 3489669), (183, 1163223), (307, 693387), (421, 505629), (549, 387741), (921, 231129), (1263, 168543), (1647, 129247), (2763, 77043), (3789, 56181), (8289, 25681), (11367, 18727)]