12728535

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1009}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 21113040

約数和(自身を除く): 8384505

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 841, 1009, 2523, 3027, 4205, 5045, 12615, 15135, 29261, 87783, 146305, 438915, 848569, 2545707, 4242845, 12728535]

約数ペア:

[(1, 12728535), (3, 4242845), (5, 2545707), (15, 848569), (29, 438915), (87, 146305), (145, 87783), (435, 29261), (841, 15135), (1009, 12615), (2523, 5045), (3027, 4205)]