8718489

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 14179200

約数和(自身を除く): 5460711

約数列:

[1, 3, 9, 13, 27, 39, 59, 117, 177, 351, 421, 531, 767, 1263, 1593, 2301, 3789, 5473, 6903, 11367, 16419, 20709, 24839, 49257, 74517, 147771, 223551, 322907, 670653, 968721, 2906163, 8718489]

約数ペア:

[(1, 8718489), (3, 2906163), (9, 968721), (13, 670653), (27, 322907), (39, 223551), (59, 147771), (117, 74517), (177, 49257), (351, 24839), (421, 20709), (531, 16419), (767, 11367), (1263, 6903), (1593, 5473), (2301, 3789)]