25400277

素因数分解:

$3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 44542080

約数和(自身を除く): 19141803

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 147, 189, 219, 263, 441, 511, 657, 789, 1323, 1533, 1841, 1971, 2367, 3577, 4599, 5523, 7101, 10731, 12887, 13797, 16569, 19199, 32193, 38661, 49707, 57597, 96579, 115983, 134393, 172791, 347949, 403179, 518373, 940751, 1209537, 2822253, 3628611, 8466759, 25400277]

約数ペア:

[(1, 25400277), (3, 8466759), (7, 3628611), (9, 2822253), (21, 1209537), (27, 940751), (49, 518373), (63, 403179), (73, 347949), (147, 172791), (189, 134393), (219, 115983), (263, 96579), (441, 57597), (511, 49707), (657, 38661), (789, 32193), (1323, 19199), (1533, 16569), (1841, 13797), (1971, 12887), (2367, 10731), (3577, 7101), (4599, 5523)]