64780053

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 31987947

約数列:

[1, 3, 13, 39, 47, 59, 141, 177, 599, 611, 767, 1797, 1833, 2301, 2773, 7787, 8319, 23361, 28153, 35341, 36049, 84459, 106023, 108147, 365989, 459433, 1097967, 1378299, 1661027, 4983081, 21593351, 64780053]

約数ペア:

[(1, 64780053), (3, 21593351), (13, 4983081), (39, 1661027), (47, 1378299), (59, 1097967), (141, 459433), (177, 365989), (599, 108147), (611, 106023), (767, 84459), (1797, 36049), (1833, 35341), (2301, 28153), (2773, 23361), (7787, 8319)]