28697305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 14445095

約数列:

[1, 5, 7, 13, 35, 59, 65, 91, 295, 413, 455, 767, 1069, 2065, 3835, 5345, 5369, 7483, 13897, 26845, 37415, 63071, 69485, 97279, 315355, 441497, 486395, 819923, 2207485, 4099615, 5739461, 28697305]

約数ペア:

[(1, 28697305), (5, 5739461), (7, 4099615), (13, 2207485), (35, 819923), (59, 486395), (65, 441497), (91, 315355), (295, 97279), (413, 69485), (455, 63071), (767, 37415), (1069, 26845), (2065, 13897), (3835, 7483), (5345, 5369)]