2902815

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:519

約数の個数: 24

約数和(自身を含む): 5071248

約数和(自身を除く): 2168433

約数列:

[1, 3, 5, 9, 15, 45, 251, 257, 753, 771, 1255, 1285, 2259, 2313, 3765, 3855, 11295, 11565, 64507, 193521, 322535, 580563, 967605, 2902815]

約数ペア:

[(1, 2902815), (3, 967605), (5, 580563), (9, 322535), (15, 193521), (45, 64507), (251, 11565), (257, 11295), (753, 3855), (771, 3765), (1255, 2313), (1285, 2259)]