27846765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 51807600

約数和(自身を除く): 23960835

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 89, 153, 255, 267, 409, 445, 765, 801, 1227, 1335, 1513, 2045, 3681, 4005, 4539, 6135, 6953, 7565, 13617, 18405, 20859, 22695, 34765, 36401, 62577, 68085, 104295, 109203, 182005, 312885, 327609, 546015, 618817, 1638045, 1856451, 3094085, 5569353, 9282255, 27846765]

約数ペア:

[(1, 27846765), (3, 9282255), (5, 5569353), (9, 3094085), (15, 1856451), (17, 1638045), (45, 618817), (51, 546015), (85, 327609), (89, 312885), (153, 182005), (255, 109203), (267, 104295), (409, 68085), (445, 62577), (765, 36401), (801, 34765), (1227, 22695), (1335, 20859), (1513, 18405), (2045, 13617), (3681, 7565), (4005, 6953), (4539, 6135)]