128460915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{259517}}^1$

素因数の和:259539

約数の個数: 24

約数和(自身を含む): 242908848

約数和(自身を除く): 114447933

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 259517, 778551, 1297585, 2335653, 2854687, 3892755, 8564061, 11678265, 14273435, 25692183, 42820305, 128460915]

約数ペア:

[(1, 128460915), (3, 42820305), (5, 25692183), (9, 14273435), (11, 11678265), (15, 8564061), (33, 3892755), (45, 2854687), (55, 2335653), (99, 1297585), (165, 778551), (495, 259517)]