68490015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{937}}^1$

素因数の和:1399

約数の個数: 32

約数和(自身を含む): 119943936

約数和(自身を除く): 51453921

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 443, 937, 1329, 2215, 2811, 4685, 4873, 6645, 10307, 14055, 14619, 24365, 30921, 51535, 73095, 154605, 415091, 1245273, 2075455, 4566001, 6226365, 13698003, 22830005, 68490015]

約数ペア:

[(1, 68490015), (3, 22830005), (5, 13698003), (11, 6226365), (15, 4566001), (33, 2075455), (55, 1245273), (165, 415091), (443, 154605), (937, 73095), (1329, 51535), (2215, 30921), (2811, 24365), (4685, 14619), (4873, 14055), (6645, 10307)]