28985385

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13513}}^1$

素因数の和:13545

約数の個数: 32

約数和(自身を含む): 54488448

約数和(自身を除く): 25503063

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 13513, 40539, 67565, 148643, 175669, 202695, 445929, 527007, 743215, 878345, 1932359, 2229645, 2635035, 5797077, 9661795, 28985385]

約数ペア:

[(1, 28985385), (3, 9661795), (5, 5797077), (11, 2635035), (13, 2229645), (15, 1932359), (33, 878345), (39, 743215), (55, 527007), (65, 445929), (143, 202695), (165, 175669), (195, 148643), (429, 67565), (715, 40539), (2145, 13513)]