28858747385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{126743}}^1$

素因数の和:126905

約数の個数: 32

約数和(自身を含む): 38838417408

約数和(自身を除く): 9979670023

約数列:

[1, 5, 13, 31, 65, 113, 155, 403, 565, 1469, 2015, 3503, 7345, 17515, 45539, 126743, 227695, 633715, 1647659, 3929033, 8238295, 14321959, 19645165, 51077429, 71609795, 186185467, 255387145, 443980729, 930927335, 2219903645, 5771749477, 28858747385]

約数ペア:

[(1, 28858747385), (5, 5771749477), (13, 2219903645), (31, 930927335), (65, 443980729), (113, 255387145), (155, 186185467), (403, 71609795), (565, 51077429), (1469, 19645165), (2015, 14321959), (3503, 8238295), (7345, 3929033), (17515, 1647659), (45539, 633715), (126743, 227695)]