256388396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{7759}}^1$

素因数の和:8525

約数の個数: 24

約数和(自身を含む): 490183680

約数和(自身を除く): 233795284

約数列:

[1, 2, 4, 11, 22, 44, 751, 1502, 3004, 7759, 8261, 15518, 16522, 31036, 33044, 85349, 170698, 341396, 5827009, 11654018, 23308036, 64097099, 128194198, 256388396]

約数ペア:

[(1, 256388396), (2, 128194198), (4, 64097099), (11, 23308036), (22, 11654018), (44, 5827009), (751, 341396), (1502, 170698), (3004, 85349), (7759, 33044), (8261, 31036), (15518, 16522)]