227968509

素因数分解:

$3^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1\times {\mathrm{647}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 306281088

約数和(自身を除く): 78312579

約数列:

[1, 3, 257, 457, 647, 771, 1371, 1941, 117449, 166279, 295679, 352347, 498837, 887037, 75989503, 227968509]

約数ペア:

[(1, 227968509), (3, 75989503), (257, 887037), (457, 498837), (647, 352347), (771, 295679), (1371, 166279), (1941, 117449)]