128588733

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157007}}^1$

素因数の和:157033

約数の個数: 24

約数和(自身を含む): 228603648

約数和(自身を除く): 100014915

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 157007, 471021, 1099049, 1413063, 2041091, 3297147, 6123273, 9891441, 14287637, 18369819, 42862911, 128588733]

約数ペア:

[(1, 128588733), (3, 42862911), (7, 18369819), (9, 14287637), (13, 9891441), (21, 6123273), (39, 3297147), (63, 2041091), (91, 1413063), (117, 1099049), (273, 471021), (819, 157007)]