28065185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 9432415

約数列:

[1, 5, 19, 29, 61, 95, 145, 167, 305, 551, 835, 1159, 1769, 2755, 3173, 4843, 5795, 8845, 10187, 15865, 24215, 33611, 50935, 92017, 168055, 193553, 295423, 460085, 967765, 1477115, 5613037, 28065185]

約数ペア:

[(1, 28065185), (5, 5613037), (19, 1477115), (29, 967765), (61, 460085), (95, 295423), (145, 193553), (167, 168055), (305, 92017), (551, 50935), (835, 33611), (1159, 24215), (1769, 15865), (2755, 10187), (3173, 8845), (4843, 5795)]