250049751

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{2011}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 395575296

約数和(自身を除く): 145525545

約数列:

[1, 3, 7, 21, 31, 93, 191, 217, 573, 651, 1337, 2011, 4011, 5921, 6033, 14077, 17763, 41447, 42231, 62341, 124341, 187023, 384101, 436387, 1152303, 1309161, 2688707, 8066121, 11907131, 35721393, 83349917, 250049751]

約数ペア:

[(1, 250049751), (3, 83349917), (7, 35721393), (21, 11907131), (31, 8066121), (93, 2688707), (191, 1309161), (217, 1152303), (573, 436387), (651, 384101), (1337, 187023), (2011, 124341), (4011, 62341), (5921, 42231), (6033, 41447), (14077, 17763)]