30642755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2567

約数の個数: 32

約数和(自身を含む): 45759168

約数和(自身を除く): 15116413

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 2521, 12155, 12605, 27731, 32773, 42857, 138655, 163865, 214285, 360503, 471427, 557141, 1802515, 2357135, 2785705, 6128551, 30642755]

約数ペア:

[(1, 30642755), (5, 6128551), (11, 2785705), (13, 2357135), (17, 1802515), (55, 557141), (65, 471427), (85, 360503), (143, 214285), (187, 163865), (221, 138655), (715, 42857), (935, 32773), (1105, 27731), (2431, 12605), (2521, 12155)]