15380805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 28026432

約数和(自身を除く): 12645627

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 97, 155, 165, 291, 341, 465, 485, 961, 1023, 1067, 1455, 1705, 2883, 3007, 3201, 4805, 5115, 5335, 9021, 10571, 14415, 15035, 16005, 31713, 33077, 45105, 52855, 93217, 99231, 158565, 165385, 279651, 466085, 496155, 1025387, 1398255, 3076161, 5126935, 15380805]

約数ペア:

[(1, 15380805), (3, 5126935), (5, 3076161), (11, 1398255), (15, 1025387), (31, 496155), (33, 466085), (55, 279651), (93, 165385), (97, 158565), (155, 99231), (165, 93217), (291, 52855), (341, 45105), (465, 33077), (485, 31713), (961, 16005), (1023, 15035), (1067, 14415), (1455, 10571), (1705, 9021), (2883, 5335), (3007, 5115), (3201, 4805)]