81029529

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{55921}}^1$

素因数の和:55957

約数の個数: 24

約数和(自身を含む): 139581312

約数和(自身を除く): 58551783

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 55921, 167763, 391447, 503289, 1174341, 1286183, 3523023, 3858549, 9003281, 11575647, 27009843, 81029529]

約数ペア:

[(1, 81029529), (3, 27009843), (7, 11575647), (9, 9003281), (21, 3858549), (23, 3523023), (63, 1286183), (69, 1174341), (161, 503289), (207, 391447), (483, 167763), (1449, 55921)]