164075745

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2003}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 270876672

約数和(自身を除く): 106800927

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 381, 635, 645, 1905, 2003, 5461, 6009, 10015, 16383, 27305, 30045, 81915, 86129, 254381, 258387, 430645, 763143, 1271905, 1291935, 3815715, 10938383, 32815149, 54691915, 164075745]

約数ペア:

[(1, 164075745), (3, 54691915), (5, 32815149), (15, 10938383), (43, 3815715), (127, 1291935), (129, 1271905), (215, 763143), (381, 430645), (635, 258387), (645, 254381), (1905, 86129), (2003, 81915), (5461, 30045), (6009, 27305), (10015, 16383)]