489952

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:322

約数の個数: 24

約数和(自身を含む): 984312

約数和(自身を除く): 494360

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 251, 488, 502, 976, 1004, 1952, 2008, 4016, 8032, 15311, 30622, 61244, 122488, 244976, 489952]

約数ペア:

[(1, 489952), (2, 244976), (4, 122488), (8, 61244), (16, 30622), (32, 15311), (61, 8032), (122, 4016), (244, 2008), (251, 1952), (488, 1004), (502, 976)]