64528191

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26263}}^1$

素因数の和:26292

約数の個数: 32

約数和(自身を含む): 117662720

約数和(自身を除く): 53134529

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 26263, 78789, 183841, 236367, 341419, 551523, 709101, 1024257, 1654569, 2389933, 3072771, 4963707, 7169799, 9218313, 21509397, 64528191]

約数ペア:

[(1, 64528191), (3, 21509397), (7, 9218313), (9, 7169799), (13, 4963707), (21, 3072771), (27, 2389933), (39, 1654569), (63, 1024257), (91, 709101), (117, 551523), (189, 341419), (273, 236367), (351, 183841), (819, 78789), (2457, 26263)]