5161815

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 9002448

約数和(自身を除く): 3840633

約数列:

[1, 3, 5, 9, 15, 45, 251, 457, 753, 1255, 1371, 2259, 2285, 3765, 4113, 6855, 11295, 20565, 114707, 344121, 573535, 1032363, 1720605, 5161815]

約数ペア:

[(1, 5161815), (3, 1720605), (5, 1032363), (9, 573535), (15, 344121), (45, 114707), (251, 20565), (457, 11295), (753, 6855), (1255, 4113), (1371, 3765), (2259, 2285)]