8537428221

素因数分解:

$3^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{131101}}^1$

素因数の和:131561

約数の個数: 24

約数和(自身を含む): 13271717664

約数和(自身を除く): 4734289443

約数列:

[1, 3, 7, 21, 49, 147, 443, 1329, 3101, 9303, 21707, 65121, 131101, 393303, 917707, 2753121, 6423949, 19271847, 58077743, 174233229, 406544201, 1219632603, 2845809407, 8537428221]

約数ペア:

[(1, 8537428221), (3, 2845809407), (7, 1219632603), (21, 406544201), (49, 174233229), (147, 58077743), (443, 19271847), (1329, 6423949), (3101, 2753121), (9303, 917707), (21707, 393303), (65121, 131101)]